Pernahkah kamu berpikir tentang peran ilmu kimia dalam kehidupan sehari-hari? Yuk, kita bahas selengkapnya dalam artikel Kimia kelas 10 ini!
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Apakah kamu suka mempelajari ilmu kimia? Atau apakah kimia merupakan mata pelajaran favoritmu di sekolah? Nah, kali ini, kita akan membahas lebih jauh mengenai ilmu kimia, mulai dari pengertian, sejarah, cakupan ilmu kimia, hingga peran dan manfaat ilmu kimia dalam kehidupan sehari-hari. Sebenarnya, apa itu ilmu kimia?
Pengertian Ilmu Kimia
Hakikat ilmu Kimia adalah cabang ilmu pengetahuan alam yang mempelajari mengenai komposisi, struktur, sifat, dan transformasi atau perubahan suatu materi.
Selain itu, ilmu kimia juga mempelajari bagaimana materi-materi ini saling bereaksi dan berinteraksi satu sama lain. Materi yang dimaksud, meliputi berbagai unsur maupun senyawa kimia.
Ilmu kimia memiliki peran yang sangat penting dalam kehidupan sehari-hari kita, termasuk dalam bidang kesehatan, teknologi, dan lingkungan.
Dengan memahami sifat dan perilaku materi, ilmu kimia dapat membantu dalam pengembangan obat-obatan atau farmasi, teknologi energi, bahan baku, dan sebagainya. Ilmu kimia juga merupakan landasan bagi banyak disiplin ilmu, seperti biokimia, geokimia, dan astrokimia loh.
Baca Juga: Pengertian Atom, Molekul & Ion, Apa Sih Perbedaannya?
Sejarah Ilmu Kimia
Ilmu Kimia telah berkembang selama ribuan tahun, dimulai dari zaman kuno hingga zaman modern saat ini. Sejarah perkembangan ilmu kimia dapat dirangkum menjadi beberapa poin berikut ini.
1. Zaman Kuno
Sejarah ilmu kimia dapat dilacak hingga zaman kuno, di mana orang-orang mulai mengeksplorasi sifat dan reaksi dari bahan-bahan kimia. Contoh awal dari penemuan ini meliputi penciptaan kaca dan pewarna buatan.
2. Zaman Yunani Kuno
Pada zaman Yunani kuno, beberapa orang Yunani, seperti Aristoteles dan Democritus mempelajari tentang sifat-sifat materi dan teori atom. Karya-karya mereka kemudian menginspirasi ilmuwan di masa depan untuk terus mengeksplorasi dan mengembangkan teori-teori baru.
3. Zaman Pertengahan
Pada zaman pertengahan, ilmu kimia berkembang secara signifikan, di mana para ahli kimia seperti Jabir Ibnu Hayyan mempelajari teknik-teknik baru dalam alkimia dan membuat banyak penemuan penting, seperti asam sulfat dan merkuri.
4. Zaman Modern Awal
Pada abad ke-17, ilmu kimia modern mulai berkembang. Pada zaman kimia modern ini, para ahli kimia seperti Robert Boyle dan Antoine Lavoisier membuat banyak penemuan baru tentang sifat-sifat materi dan reaksi kimia.
Antoine Lavoisier (Sumber: id.wikipedia.org)
5. Abad ke-19
Pada abad ke-19, ilmu kimia semakin berkembang pesat. Pada zaman ini, ahli kimia seperti John Dalton dan Jöns Jakob Berzelius berhasil mengembangkan teori atom dan sistem periodik unsur yang kemudian menjadi dasar teori-teori lainnya.
6. Abad ke-20 dan 21
Hingga saat ini, ilmu kimia tidak berhenti mengalami perkembangan. Ahli kimia seperti Marie Curie, Linus Pauling, dan Rosalind Franklin membuat penemuan penting di bidang kimia fisik, kimia organik, dan kimia biologi. Ilmu kimia pun juga semakin banyak diterapkan di berbagai bidang kehidupan serta terintegrasi dengan perkembangan teknologi maupun bidang ilmu lainnya.
Baca Juga: Penemuan Ilmiah dari Ilmu Kimia Modern
Cabang-Cabang Ilmu Kimia
Sama seperti ilmu-ilmu lainnya, Kimia juga mempunyai cabang ilmu di dalamnya. Berikut beberapa cabang utama ilmu Kimia:
1. Kimia Analitik
Kimia analitik adalah cabang ilmu kimia yang berfokus pada teknik dan metode untuk menganalisis komposisi dan struktur materi. Tujuannya untuk mengidentifikasi dan mengukur bahan kimia dalam sampel, baik itu dalam bentuk padat, cair, atau gas.
2. Kimia Fisik
Kimia fisik mempelajari prinsip-prinsip fisika yang mendasari sifat-sifat materi dan perubahan kimia yang terjadi pada materi tersebut. Konsep seperti termodinamika, kinetika kimia, dan mekanika kuantum merupakan bagian dari kimia fisik.
3. Kimia Organik
Kimia organik berfokus pada senyawa-senyawa yang mengandung karbon, terutama yang ditemukan dalam makhluk hidup. Kajian dalam kimia organik meliputi struktur, sifat, reaksi, dan sintesis senyawa organik.
4. Kimia Anorganik
Sebaliknya, kimia anorganik akan menyelidiki senyawa yang umumnya tidak mengandung karbon, seperti mineral, senyawa logam (besi, tembaga, dan platinum) dan senyawa non-logam (oksida, halida, dan asam-basa anorganik).
Baca Juga: Ikatan Logam dan Contoh Penerapannya
5. Biokimia
Biokimia adalah cabang ilmu kimia yang mempelajari proses kimia dan molekul-molekul yang terjadi dalam makhluk hidup. Biokimia mencakup topik seperti enzim, metabolisme, serta molekul-molekul biologis seperti protein, asam nukleat, karbohidrat, dan lipid.
6. Kimia Polimer
Sesuai namanya, kimia polimer akan fokus mempelajari polimer, yaitu molekul besar yang terdiri dari unit-unit kecil yang berulang, disebut monomer. Polimer dapat berupa bahan sintetis seperti plastik atau bahan alami seperti protein dan DNA.
7. Kimia Material
Kimia material akan memahami sifat-sifat bahan, struktur, dan cara untuk mengubah atau memperbaiki sifat bahan tersebut.
8. Kimia Teoritis
Kimia teoritis akan menggunakan metode matematika dan komputer untuk memahami serta memprediksi perilaku molekul dan reaksi kimia. Kimia teoritis berupaya mengembangkan model dan teori untuk menjelaskan fenomena kimia berdasarkan prinsip-prinsip fisika dan matematika.
Peran Ilmu Kimia dalam Kehidupan Sehari-Hari
Ilmu kimia banyak memiliki peran yang dapat dimanfaatkan untuk kehidupan sehari-hari. Beberapa contoh peran ilmu kimia dalam kehidupan sehari-hari antara lain:
1. Farmasi atau obat-obatan
Ilmu kimia banyak berperan dalam bidang farmasi untuk mengembangkan obat-obatan yang dapat mengurangi gejala atau membantu menyembuhkan penyakit. Ilmu kimia memungkinkan para ilmuwan untuk memahami bagaimana obat-obatan bereaksi dalam tubuh manusia dan bagaimana mereka dapat disintesis.
2. Makanan dan minuman
Ilmu kimia memiliki peran penting dalam proses produksi serta penyimpanan makanan dan minuman. Ilmu kimia digunakan untuk membuat pewarna dan pemanis buatan, hingga pengawet dan penstabil makanan.
3. Teknologi energi
Ilmu kimia juga digunakan dalam teknologi energi, termasuk dalam pengembangan bahan bakar alternatif. Contoh penemuan di bidang teknologi energi yang dibuat menggunakan ilmu kimia antara lain seperti baterai lithium-ion dan sel bahan bakar hidrogen.
4. Bahan baku atau material
Ilmu kimia juga bermanfaat dan digunakan dalam pengembangan bahan baku atau material, seperti plastik, karet, kaca, serta pengembangan bahan komposit yang lebih kuat dan lebih ringan.
5. Lingkungan
Ilmu kimia juga banyak bermanfaat untuk mengurangi dampak lingkungan dari berbagai bahan kimia, termasuk dalam mengembangkan metode pengolahan limbah dan memantau polusi.
6. Industri
Terakhir, ilmu kimia juga banyak digunakan dalam berbagai industri seperti petrokimia, kosmetik, dan industri lainnya untuk menghasilkan berbagai produk yang dibutuhkan oleh masyarakat.
Baca Juga: Ruang Lingkup Ilmu Biologi, Ciri-Ciri & Objek Kajiannya
Dengan mempelajari ilmu kimia dengan baik, tentunya kita dapat terbantu dalam memecahkan berbagai masalah yang dihadapi dalam kehidupan sehari-hari. Selain itu, ilmu kimia juga dapat membantu kita dalam menciptakan solusi yang lebih efektif dan efisien.
Demikian pembahasan mengenai pengertian ilmu kimia, sejarah, hingga peran dan manfaatnya dalam kehidupan sehari-hari. Bagi kamu yang gemar belajar kimia, kamu bisa bergabung dengan Les Privat Kimia bersama Ruangguru Privat! Belajar kimia pun jadi lebih seru dan menyenangkan tanpa rasa bosan. Yuk, ikuti Ruangguru Privat Kimia sekarang!
Referensi:
https://www.livescience.com/46020-chemistry-history.html (Diakses pada 25 April 2023)
https://en.wikipedia.org/wiki/History_of_chemistry (Diakses pada 25 April 2023)
https://chemistry.uii.ac.id/apa-itu-kimia-3/ (Diakses pada 25 April 2023)
https://tirto.id/pengertian-ilmu-kimia-definisi-hakikat-manfaat-mempelajarinya-gmYN (Diakses pada 25 April 2023)
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<h1 class="content-title">
Pengertian Ilmu Kimia dan Perannya dalam Kehidupan | Kimia Kelas 10 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/kenya-swawikanti" class="">Kenya Swawikanti</a> </p>
<p class="content-info"><span>August 2, 2024 • </span> <span>6 minutes read</span></p>
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<p style="text-align: justify;"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/8c49834e-eb91-4fd3-98e9-cd1edc6ccec3.png" alt="pengertian ilmu kimia dan perannya dalam kehidupan" /></p>
<blockquote>
<p style="text-align: center;"><em><span style="font-weight: 300;">Pernahkah kamu berpikir tentang <strong>peran ilmu kimia dalam kehidupan sehari-hari</strong>? Yuk, kita bahas selengkapnya dalam <strong><a href="https://www.ruangguru.com/blog/c/kimia/kimia-sma-kelas-10">artikel Kimia kelas 10</a></strong> ini!</span></em></p>
</blockquote>
<p style="text-align: center;"><i><span style="font-weight: 300;">—</span></i></p>
<p> </p>
<p style="text-align: justify;"><span style="font-weight: 300;">Apakah kamu suka mempelajari <strong>ilmu kimia</strong>? Atau apakah kimia merupakan mata pelajaran favoritmu di sekolah? Nah, kali ini, kita akan membahas lebih jauh mengenai ilmu kimia, mulai dari pengertian, sejarah, cakupan ilmu kimia, hingga peran dan manfaat ilmu kimia dalam kehidupan sehari-hari. Sebenarnya, apa itu ilmu kimia?</span></p>
<p> </p>
<h2><span style="font-size: 18pt;">Pengertian Ilmu Kimia</span></h2>
<p style="text-align: justify;"><span style="font-weight: 300;"><strong>Hakikat ilmu Kimia adalah</strong> cabang ilmu pengetahuan alam yang <strong>mempelajari mengenai komposisi, struktur, sifat, dan transformasi atau perubahan suatu materi</strong>. </span></p>
<p style="text-align: justify;"><span style="font-weight: 300;">Selain itu, ilmu kimia juga mempelajari bagaimana materi-materi ini saling bereaksi dan berinteraksi satu sama lain. Materi yang dimaksud, meliputi berbagai unsur maupun senyawa kimia. </span></p>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia memiliki peran yang sangat penting dalam kehidupan sehari-hari kita, termasuk dalam bidang kesehatan, teknologi, dan lingkungan. </span></p>
<p style="text-align: justify;"><span style="font-weight: 300;">Dengan memahami sifat dan perilaku materi, ilmu kimia dapat membantu dalam pengembangan obat-obatan atau farmasi, teknologi energi, bahan baku, dan sebagainya. Ilmu kimia juga merupakan landasan bagi banyak disiplin ilmu, seperti biokimia, geokimia, dan astrokimia loh.</span></p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/atom-molekul-dan-ion">Pengertian Atom, Molekul & Ion, Apa Sih Perbedaannya?</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Sejarah Ilmu Kimia</span></h2>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu Kimia telah berkembang selama ribuan tahun, dimulai dari zaman kuno hingga zaman modern saat ini. Sejarah perkembangan ilmu kimia dapat dirangkum menjadi beberapa poin berikut ini.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>1. Zaman Kuno</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Sejarah ilmu kimia dapat dilacak hingga zaman kuno, di mana orang-orang mulai <strong>mengeksplorasi sifat dan reaksi dari bahan-bahan kimia</strong>. Contoh awal dari penemuan ini meliputi <strong>penciptaan <a href="https://www.ruangguru.com/blog/ipa-kelas-8-mengenal-jenis-jenis-cermin">kaca</a> dan pewarna buatan</strong>.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>2. Zaman Yunani Kuno</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Pada zaman Yunani kuno, beberapa orang Yunani, seperti Aristoteles dan Democritus mempelajari tentang <strong>sifat-sifat materi dan <a href="https://www.ruangguru.com/blog/macam-macam-model-atom">teori atom</a></strong>. Karya-karya mereka kemudian menginspirasi ilmuwan di masa depan untuk terus mengeksplorasi dan mengembangkan teori-teori baru.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>3. Zaman Pertengahan</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Pada zaman pertengahan, ilmu kimia berkembang secara signifikan, di mana para ahli kimia seperti Jabir Ibnu Hayyan mempelajari teknik-teknik baru dalam alkimia dan membuat banyak penemuan penting, seperti <strong>asam sulfat dan merkuri</strong>.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>4. Zaman Modern Awal</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Pada abad ke-17, ilmu kimia modern mulai berkembang. Pada zaman kimia modern ini, para ahli kimia seperti Robert Boyle dan </span><strong><a href="https://www.ruangguru.com/blog/antoine-lavoisier">Antoine Lavoisier</a></strong><span style="font-weight: 300;"> membuat banyak penemuan baru tentang <strong>sifat-sifat materi dan reaksi kimia</strong>.</span></p>
<p><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/ce40427c-fe70-43c9-92b8-fbffdd77361e.jpg" alt="Antoine Lavoisier" /></p>
<p style="text-align: center;"><span style="font-size: 10pt;"><em><span style="font-weight: 300;">Antoine Lavoisier (Sumber: id.wikipedia.org)</span></em></span></p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>5. Abad ke-19</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Pada abad ke-19, ilmu kimia semakin berkembang pesat. Pada zaman ini, ahli kimia seperti John Dalton dan Jöns Jakob Berzelius berhasil mengembangkan <strong>teori atom dan <a href="https://www.ruangguru.com/blog/mengenal-sistem-periodik-unsur-kimia">sistem periodik unsur</a></strong> yang kemudian menjadi dasar teori-teori lainnya.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>6. Abad ke-20 dan 21</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Hingga saat ini, ilmu kimia tidak berhenti mengalami perkembangan. Ahli kimia seperti Marie Curie, Linus Pauling, dan Rosalind Franklin membuat penemuan penting di bidang kimia fisik, kimia organik, dan kimia biologi. Ilmu kimia pun juga semakin <strong>banyak diterapkan di berbagai bidang kehidupan</strong> serta terintegrasi dengan perkembangan teknologi maupun bidang ilmu lainnya.</span></p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/ilmu-kimia-modern">Penemuan Ilmiah dari Ilmu Kimia Modern</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Cabang-Cabang Ilmu Kimia</span></h2>
<p style="text-align: justify;">Sama seperti ilmu-ilmu lainnya, Kimia juga mempunyai cabang ilmu di dalamnya. Berikut beberapa cabang utama ilmu Kimia:</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">1. Kimia Analitik</span></h3>
<p style="text-align: justify;">Kimia analitik adalah cabang ilmu kimia yang berfokus pada <strong>teknik dan metode untuk menganalisis komposisi dan struktur materi</strong>. Tujuannya untuk mengidentifikasi dan mengukur bahan kimia dalam sampel, baik itu dalam bentuk padat, cair, atau gas.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">2. Kimia Fisik</span></h3>
<p style="text-align: justify;">Kimia fisik mempelajari prinsip-prinsip fisika yang mendasari <strong>sifat-sifat materi dan perubahan kimia yang terjadi pada materi tersebut</strong>. Konsep seperti termodinamika, kinetika kimia, dan mekanika kuantum merupakan bagian dari kimia fisik.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">3. Kimia Organik</span></h3>
<p style="text-align: justify;">Kimia organik berfokus pada <strong>senyawa-senyawa yang mengandung karbon</strong>, terutama yang ditemukan dalam makhluk hidup. Kajian dalam kimia organik meliputi struktur, sifat, reaksi, dan sintesis senyawa organik.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">4. Kimia Anorganik</span></h3>
<p style="text-align: justify;">Sebaliknya, kimia anorganik akan menyelidiki <strong>senyawa yang umumnya tidak mengandung karbon, seperti mineral, senyawa logam (besi, tembaga, dan platinum) dan senyawa non-logam (oksida, halida, dan asam-basa anorganik)</strong>.</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/kimia-kelas-10-ikatan-logam-mencegah-kondisi-bumi-bertambah-buruk">Ikatan Logam dan Contoh Penerapannya</a></strong></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">5. Biokimia</span></h3>
<p style="text-align: justify;">Biokimia adalah cabang ilmu kimia yang mempelajari <strong>proses kimia dan molekul-molekul yang terjadi dalam makhluk hidup</strong>. Biokimia mencakup topik seperti enzim, metabolisme, serta molekul-molekul biologis seperti protein, asam nukleat, karbohidrat, dan lipid.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">6. Kimia Polimer</span></h3>
<p style="text-align: justify;">Sesuai namanya, kimia polimer akan fokus mempelajari <strong>polimer</strong>, yaitu molekul besar yang terdiri dari unit-unit kecil yang berulang, disebut monomer. Polimer dapat berupa bahan sintetis seperti plastik atau bahan alami seperti protein dan DNA.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">7. Kimia Material</span></h3>
<p style="text-align: justify;">Kimia material akan memahami <strong>sifat-sifat bahan, struktur, dan cara untuk mengubah atau memperbaiki sifat bahan tersebut</strong>.</p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">8. Kimia Teoritis</span></h3>
<p style="text-align: justify;">Kimia teoritis akan <strong>menggunakan metode matematika dan komputer untuk memahami serta memprediksi perilaku molekul dan reaksi kimia</strong>. Kimia teoritis berupaya mengembangkan model dan teori untuk menjelaskan fenomena kimia berdasarkan prinsip-prinsip fisika dan matematika.</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;"><b>Peran Ilmu Kimia dalam Kehidupan Sehari-Hari</b></span></h2>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia banyak memiliki peran yang dapat dimanfaatkan untuk kehidupan sehari-hari. Beberapa contoh peran ilmu kimia dalam kehidupan sehari-hari antara lain:</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>1. Farmasi atau obat-obatan</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia banyak berperan dalam bidang farmasi untuk mengembangkan obat-obatan yang dapat mengurangi gejala atau membantu menyembuhkan penyakit. Ilmu kimia memungkinkan para ilmuwan untuk memahami bagaimana obat-obatan bereaksi dalam tubuh manusia dan bagaimana mereka dapat disintesis.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>2. Makanan dan minuman</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia memiliki peran penting dalam proses produksi serta penyimpanan makanan dan minuman. Ilmu kimia digunakan untuk membuat pewarna dan pemanis buatan, hingga pengawet dan penstabil makanan.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>3. Teknologi energi</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia juga digunakan dalam teknologi energi, termasuk dalam pengembangan bahan bakar alternatif. Contoh penemuan di bidang teknologi energi yang dibuat menggunakan ilmu kimia antara lain seperti baterai </span><em><span style="font-weight: 300;">lithium-ion</span></em><span style="font-weight: 300;"> dan sel bahan bakar hidrogen.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>4. Bahan baku atau material</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia juga bermanfaat dan digunakan dalam pengembangan bahan baku atau material, seperti plastik, karet, kaca, serta pengembangan bahan komposit yang lebih kuat dan lebih ringan.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>5. Lingkungan</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Ilmu kimia juga banyak bermanfaat untuk mengurangi dampak lingkungan dari berbagai bahan kimia, termasuk dalam mengembangkan metode pengolahan limbah dan memantau polusi.</span></p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;"><b>6. Industri</b></span></h3>
<p style="text-align: justify;"><span style="font-weight: 300;">Terakhir, ilmu kimia juga banyak digunakan dalam berbagai industri seperti petrokimia, kosmetik, dan industri lainnya untuk menghasilkan berbagai produk yang dibutuhkan oleh masyarakat.</span></p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/apa-itu-biologi">Ruang Lingkup Ilmu Biologi, Ciri-Ciri & Objek Kajiannya</a></strong></p>
<p style="text-align: justify;"><span style="font-weight: 300;">Dengan mempelajari ilmu kimia dengan baik, tentunya kita dapat terbantu dalam memecahkan berbagai masalah yang dihadapi dalam kehidupan sehari-hari. Selain itu, ilmu kimia juga dapat membantu kita dalam menciptakan solusi yang lebih efektif dan efisien.</span></p>
<p style="text-align: justify;"><span style="font-weight: 300;">Demikian pembahasan mengenai <strong>pengertian ilmu kimia, sejarah, hingga peran dan manfaatnya dalam kehidupan sehari-hari</strong>. Bagi kamu yang gemar belajar kimia, kamu bisa bergabung dengan Les Privat Kimia bersama Ruangguru Privat! Belajar kimia pun jadi lebih seru dan menyenangkan tanpa rasa bosan. Yuk, ikuti <strong><a href="https://www.ruangguru.com/privat/kimia">Ruangguru Privat Kimia</a></strong> sekarang!</span></p>
<p><a href="https://www.ruangguru.com/privat/pendaftaran"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/42279c89-225f-49e3-8a52-a74c5084ad99.jpeg" alt="ruangguru privat" /></a></p>
<p><strong>Referensi:</strong></p>
<p style="text-align: left;">https://www.livescience.com/46020-chemistry-history.html (Diakses pada 25 April 2023)</p>
<p style="text-align: left;">https://en.wikipedia.org/wiki/History_of_chemistry (Diakses pada 25 April 2023)</p>
<p style="text-align: left;">https://chemistry.uii.ac.id/apa-itu-kimia-3/ (Diakses pada 25 April 2023)</p>
<p style="text-align: left;">https://tirto.id/pengertian-ilmu-kimia-definisi-hakikat-manfaat-mempelajarinya-gmYN (Diakses pada 25 April 2023)</p>
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<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>