Artikel Kimia kelas 12 kali ini akan membahas tentang macam-macam logam alkali tanah, sifat, dan karakteristiknya. Ada apa saja ya, macamnya? Simak penjelasannya berikut ini!
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Seberapa sering kamu bilang begini ke abang ojek daring?
“Bang, buruan ya, udah telat nih!”
Hayoo, ngaku! Sadar nggak sih, kalau dalam berlalu lintas itu sudah ditentukan batas kecepatan maksimal dan minimal di suatu jalan? Kalau pas lagi macet jangan harap bisa memacu motor sampai kecepatan 60 kilometer per jam.
Lebih parahnya lagi, jika tidak tertib berlalu lintas maka akibat yang tidak diinginkan pun bisa terjadi. Apa itu?
Kecelakaan.
Makanya jangan heran jika kecelakaan lalu lintas terjadi, nggak jarang korbannya ada yang luka, patah tulang, bahkan meninggal dunia.
Eh iya, ngomong-ngomong soal patah tulang, kamu pernah mendengar kata “gips” nggak? Itu lho, yang digunakan untuk melindungi bagian yang mengalami cedera patah tulang. Kamu tahu bahan pembuat dari gips itu apa?
Kalau belum tahu, di artikel ini nanti akan dibahas tuh, unsur penyusun dari gips. Penasaran? Simak artikel berikut ini, ya!
Pengertian Logam Alkali Tanah
Jadi, salah satu penyusun gips itu merupakan unsur logam dari golongan alkali tanah, lho! Alkali tanah itu merupakan unsur-unsur yang ada di golongan IIA dalam tabel periodik. Coba cek tabel periodik kamu deh dan perhatikan golongan IIA.
Logam-logam alkali tanah tersebar di laut dan bebatuan di bumi. Unsur-unsurnya secara umum berbentuk persenyawaan karbonat, silikat, atau sulfat.
Baca Juga: Sifat-Sifat Alkali dan Manfaatnya Bagi Kehidupan
Nah, itu tadi pengertian tentang logam alkali tanah, sekarang kita pelajari yuk, sifat dan macam-macam dari logam alkali tanah itu sendiri.
Sifat Logam Alkali Tanah Secara Umum
Kamu pernah ngebayangin nggak, ternyata ada lho api yang kalau disiram dengan air, bukannya mati tapi malah makin besar nyala apinya.
Pasti kamu bilang, “Hah? Ya nggak mungkin, lah!”
Eits, tapi bagi logam alkali tanah, itu mungkin aja terjadi, lho. Nggak percaya? Liat aja videonya di bawah ini:
Eksperimen alkali tanah (Sumber: Gila Eksperimen via Youtube)
Nah, lihat kan, ketika disiram air, api yang membakar lempengan logam tersebut malah menyala lebih besar? Nah, lempengan logam yang dibakar tersebut merupakan salah satu unsur dari golongan alkali tanah.
Logam alkali tanah setidaknya memiliki dua sifat yang bisa kamu ingat. Pertama, logam alkali tanah kurang reaktif dibandingkan dengan logam alkali.
Maksudnya reaktif itu adalah mudah bereaksi. Jadi, kalau dibandingkan dengan logam alkali, alkali tanah tidak sereaktif logam alkali, tapi tetap bisa bereaksi, guys. Contohnya, jika kita reaksikan logam alkali tanah dengan air, maka akan menghasilkan energi panas dan gas yang mudah terbakar.
Nah, kalau sifat keduanya apa, nih? Sifat yang kedua adalah logam alkali tanah bisa menghantarkan panas dan listrik. Oleh karena itu, kita bisa memanfaatkan unsur-unsur alkali tanah sebagai penghantar listrik.
Baca Juga: Tata Nama Senyawa Benzena, Struktur, & Kegunaannya
Macam-Macam Logam Alkali Tanah dan Karakteristiknya
Ada enam macam logam alkali tanah, yakni Berilium (Be), Magnesium (Mg), Kalsium (Ca), Stronsium (Sr), Barium (Ba), dan Radium (Ra).
1. Berilium (Be)
Berilium adalah logam yang memiliki warna abu-abu, ringan, tetapi mudah pecah. Hati-hati ya, guys! Berilium ini termasuk unsur yang beracun, lho.
Logam ini digunakan sebagai bahan penguat kemudi pesawat jet. Selain itu, campuran berilium dan tembaga banyak dipakai pada peralatan listrik seperti komponen televisi.
2. Magnesium (Mg)
Magnesium itu bentuknya padatan logam yang berwarna abu-abu mengkilap. Unsur ini biasanya digunakan bersama unsur lain untuk melapisi tungku.
Magnesium digunakan karena punya titik leleh yang cukup tinggi. Selain itu, dalam pasta gigi yang kamu gunakan juga terdapat magnesium yang berfungsi mengurangi asam yang ada di dalam mulut.
3. Kalsium (Ca)
Pasti kamu udah nggak asing mendengar kata kalsium. Yap, unsur yang banyak terdapat pada susu ini bagi manusia berfungsi sebagai pembentuk tulang dan gigi. Kalsium memiliki ciri putih keperakan. Selain terdapat pada susu, kalsium juga digunakan sebagai campuran untuk membuat gips untuk patah tulang.
Baca Juga: Mengenal Macam-Macam Sifat dan Unsur Gas Mulia
Manfaat lainnya, kalsium adalah unsur penyusun batuan kalsium karbida, yang mudah bereaksi dengan air menghasilkan gas asetilena. Gas ini biasa dimanfaatkan sebagai bahan bakar untuk pengelasan dan juga dimanfaatkan petani untuk mempercepat pemantangan buah.
4. Stronsium (Sr)
Stronsium ditemukan oleh Adair Crawford dan William Cruickshank. Penamaan Stronsium (Strontium) diambil dari sebuah desa di Skotlandia, Strontian. Stronsium adalah logam lunak yang berwarna perak kekuningan. Unsur ini sangat reaktif dan bisa membentuk lapisan oksida yang gelap jika terkena udara.
Stronsium dulunya digunakan sebagai senyawa karbonat dalam pembuatan kaca televisi yang masih menggunakan tabung sinar katoda. Seiring perkembangan zaman, layar TV yang sekarang sudah berupa LED, sehingga penggunaan stronsium menurun cukup drastis.
5. Barium (Ba)
Barium itu nggak pernah ditemukan di alam sebagai unsur bebas, ya. Ini karena reaktivitas kimianya yang sangat tinggi. Contoh barium alami yang paling umum ditemui di alam ialah barium sulfat yang digunakan sebagai obat untuk penderita gangguan pencernaan. Kemudian, ada barium karbonat yang digunakan dalam racun tikus. Barium memiliki warna keperakan dan sifatnya yang lunak.
6. Radium (Ra)
Radium memiliki warna hampir putih bersih. Tapi, jika sudah teroksidasi oleh udara, warnanya bakal berubah menjadi hitam. Radium ini memiliki tingkat radioaktif yang tinggi lho. Di bidang kesehatan, radium disuntikkan kepada penderita kanker prostat yang sudah menyebar ke tulang.
Baca Juga: 3 Cara Mencegah Korosi pada Logam
Tadi sudah disebutkan bahwa radium memiliki tingkat radioaktif yang tinggi, maka efek samping yang dialami oleh orang yang disuntikkan radium ini pun berbeda-beda, seperti demam, nyeri saat buang air kecil, hingga mengeluarkan tinja yang berwarna hitam atau disertai darah.
Nah, itu tadi pembahasan tentang macam-macam logam alkali tanah beserta sifat dan karakteristiknya. Kamu masih penasaran dan ingin tahu lebih banyak tentang logam alkali tanah? Coba cek di ruangbelajar, yuk! Di sana, penjelasannya lebih lengkap dan dilengkapi dengan animasi yang keren, lho. Daftar sekarang juga, ya!
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<h1 class="content-title">
Macam-Macam Logam Alkali Tanah dan Sifatnya | Kimia Kelas 12 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/tedy-rizkha-heryansyah" class="">Tedy Rizkha Heryansyah</a> </p>
<p class="content-info"><span>December 11, 2024 • </span> <span>5 minutes read</span></p>
<br />
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<p style="text-align: justify;"><em><img decoding="async" style="height: auto; max-width: 100%; width: 820px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Macam-Macam%20Logam%20Alkali%20Tanah%20dan%20Karakteristiknya.jpg" alt="Macam-Macam Logam Alkali Tanah dan Karakteristiknya" /></em></p>
<blockquote>
<p style="text-align: center;"><em>Artikel <a href="https://www.ruangguru.com/blog/c/kimia/kimia-sma-kelas-12" rel="noopener"><span style="font-weight: bold;">Kimia kelas 12</span></a> kali ini akan membahas tentang macam-macam logam alkali tanah, sifat, dan karakteristiknya. Ada apa saja ya, macamnya? Simak penjelasannya berikut ini!</em></p>
<p style="text-align: center;">—</p>
</blockquote>
<p> </p>
<p style="text-align: justify;">Seberapa sering kamu bilang begini ke abang ojek daring?</p>
<p style="text-align: justify;">“Bang, buruan ya, udah telat nih!”</p>
<p style="text-align: justify;"><em>Hayoo</em>, ngaku! Sadar nggak sih, kalau dalam berlalu lintas itu sudah ditentukan batas kecepatan maksimal dan minimal di suatu jalan? Kalau pas lagi macet jangan harap bisa memacu motor sampai kecepatan 60 kilometer per jam.</p>
<p style="text-align: justify;">Lebih parahnya lagi, jika tidak tertib berlalu lintas maka akibat yang tidak diinginkan pun bisa terjadi. Apa itu?</p>
<p style="text-align: justify;">Kecelakaan.</p>
<p style="text-align: justify;">Makanya jangan heran jika kecelakaan lalu lintas terjadi, nggak jarang korbannya ada yang luka, patah tulang, bahkan meninggal dunia.</p>
<p style="text-align: justify;">Eh iya, ngomong-ngomong soal patah tulang, kamu pernah mendengar kata “gips” nggak? Itu lho, yang digunakan untuk melindungi bagian yang mengalami cedera patah tulang. Kamu tahu bahan pembuat dari gips itu apa?</p>
<p style="text-align: justify;">Kalau belum tahu, di artikel ini nanti akan dibahas tuh, unsur penyusun dari gips. Penasaran? Simak artikel berikut ini, ya!</p>
<p> </p>
<h2><span style="font-size: 18pt;">Pengertian Logam Alkali Tanah</span></h2>
<p style="text-align: justify;">Jadi, salah satu penyusun gips itu merupakan <span style="font-weight: bold;">unsur logam</span> dari <span style="font-weight: bold;">golongan alkali tanah</span>, lho! A<span style="font-weight: normal;">lkali tanah itu merupakan unsur-unsur yang ada di <span style="font-weight: bold;">golongan IIA</span> dalam tabel periodik</span>. Coba cek tabel periodik kamu deh dan perhatikan golongan IIA.</p>
<p><strong><img fetchpriority="high" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/alkali%20tanah%20dalam%20tabel%20periodik.jpg" alt="alkali tanah dalam tabel periodik" width="600" height="600" /></strong></p>
<p> </p>
<p style="text-align: justify;">Logam-logam alkali tanah tersebar di laut dan bebatuan di bumi. <span style="font-weight: normal;">Unsur-unsurnya secara umum berbentuk persenyawaan <span style="font-weight: bold;">karbonat</span>, <span style="font-weight: bold;">silikat</span>, atau <span style="font-weight: bold;">sulfat</span></span>.</p>
<p style="text-align: justify;"><strong>Baca Juga: <a href="/blog/alkali" rel="noopener">Sifat-Sifat Alkali dan Manfaatnya Bagi Kehidupan</a></strong></p>
<p style="text-align: justify;">Nah, itu tadi pengertian tentang logam alkali tanah, sekarang kita pelajari yuk, sifat dan macam-macam dari logam alkali tanah itu sendiri.</p>
<p> </p>
<h2><span style="font-size: 18pt;">Sifat Logam Alkali Tanah Secara Umum</span></h2>
<p style="text-align: justify;">Kamu pernah ngebayangin nggak, ternyata ada lho api yang kalau disiram dengan air, bukannya mati tapi malah makin besar nyala apinya.</p>
<p style="text-align: justify;">Pasti kamu bilang, “Hah? Ya nggak mungkin, lah!”</p>
<p style="text-align: justify;">Eits, tapi bagi logam alkali tanah, itu mungkin aja terjadi, lho. Nggak percaya? Liat aja videonya di bawah ini:</p>
<p><strong><img decoding="async" style="width: 480px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/logam%20alkali%20tanah%20-%20gif.gif" alt="logam alkali tanah - gif" width="480" /></strong></p>
<p style="text-align: center; font-weight: normal;"><em>Eksperimen alkali tanah (Sumber: Gila Eksperimen via Youtube)</em></p>
<p> </p>
<p style="text-align: justify;">Nah, lihat kan, ketika disiram air, api yang membakar lempengan logam tersebut malah menyala lebih besar? Nah, lempengan logam yang dibakar tersebut merupakan salah satu unsur dari golongan alkali tanah.</p>
<p style="text-align: justify;">Logam alkali tanah setidaknya memiliki dua sifat yang bisa kamu ingat. <span style="font-weight: normal;">Pertama,</span> <span style="font-weight: normal;">logam alkali tanah</span><strong> kurang reaktif </strong><span style="font-weight: normal;">dibandingkan dengan logam alkali</span>.</p>
<p style="text-align: justify;">Maksudnya reaktif itu adalah mudah bereaksi. Jadi, kalau dibandingkan dengan logam alkali, alkali tanah tidak sereaktif logam alkali, tapi tetap bisa bereaksi, <em>guys</em>. Contohnya, jika kita reaksikan logam alkali tanah dengan air, maka akan menghasilkan energi <span style="font-weight: bold;">panas</span> dan <span style="font-weight: bold;">gas</span> yang <span style="font-weight: bold;">mudah terbakar</span>.</p>
<p style="text-align: justify;">Nah, kalau sifat keduanya apa, nih? Sifat yang kedua adalah <span style="font-weight: normal;">logam alkali tanah</span><strong> bisa menghantarkan panas dan listrik</strong>. Oleh karena itu, kita bisa memanfaatkan unsur-unsur alkali tanah sebagai penghantar listrik.</p>
<p><strong>Baca Juga: <a href="/blog/benzena" rel="noopener">Tata Nama Senyawa Benzena, Struktur, & Kegunaannya</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Macam-Macam Logam Alkali Tanah dan Karakteristiknya</span></h2>
<p style="text-align: justify;">Ada <span style="font-weight: bold;">enam</span> macam logam alkali tanah, yakni <span style="font-weight: bold;">Berilium (Be)</span>, <span style="font-weight: bold;">Magnesium (Mg)</span>, <span style="font-weight: bold;">Kalsium (Ca)</span>, <span style="font-weight: bold;">Stronsium (Sr)</span>, <span style="font-weight: bold;">Barium (Ba)</span>, dan <span style="font-weight: bold;">Radium (Ra)</span>.</p>
<p> </p>
<h3><span style="font-size: 14pt;">1. Berilium (Be)</span></h3>
<p style="text-align: justify;"><span style="font-weight: normal;">Berilium adalah logam yang memiliki warna</span><strong> abu-abu</strong><span style="font-weight: normal;">,</span><strong> ringan</strong><span style="font-weight: normal;">,</span> <span style="font-weight: normal;">tetapi </span><strong>mudah pecah</strong>. Hati-hati ya, <em>guys</em>! Berilium ini termasuk unsur yang <span style="font-weight: bold;">beracun</span>, lho.</p>
<p style="text-align: justify;">Logam ini digunakan sebagai bahan <span style="font-weight: bold;">penguat kemudi pesawat jet</span>. Selain itu, campuran berilium dan tembaga banyak dipakai pada <span style="font-weight: bold;">peralatan listrik</span> seperti <span style="font-weight: bold;">komponen televisi</span>.</p>
<p style="text-align: justify;"><img decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20berilium.jpg" alt="karakteristik berilium" width="600" height="400" /></p>
<p> </p>
<h3><span style="font-size: 14pt;">2. Magnesium (Mg)</span></h3>
<p style="text-align: justify;"><span style="font-weight: normal;">Magnesium itu bentuknya padatan logam yang berwarna</span><strong> abu-abu mengkilap</strong>. Unsur ini biasanya digunakan bersama unsur lain untuk <span style="font-weight: bold;">melapisi tungku</span>.</p>
<p style="text-align: justify;">Magnesium digunakan karena punya <span style="font-weight: bold;">titik leleh</span> yang <span style="font-weight: bold;">cukup tinggi</span>. Selain itu, dalam <span style="font-weight: bold;">pasta gigi</span> yang kamu gunakan juga terdapat magnesium yang berfungsi <span style="font-weight: bold;">mengurangi asam</span> yang ada di <span style="font-weight: bold;">dalam mulut</span>.</p>
<p style="text-align: justify;"><img decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20magnesium.jpg" alt="karakteristik magnesium" width="600" height="400" /></p>
<p> </p>
<h3><span style="font-size: 14pt;">3. Kalsium (Ca)</span></h3>
<p style="text-align: justify;">Pasti kamu udah nggak asing mendengar kata kalsium. Yap, unsur yang banyak terdapat pada <span style="font-weight: bold;">susu</span> ini bagi manusia berfungsi sebagai <span style="font-weight: bold;">pembentuk tulang</span> dan <span style="font-weight: bold;">gigi</span>. <span style="font-weight: normal;">Kalsium memiliki ciri <span style="font-weight: bold;">putih keperakan</span></span>. Selain terdapat pada susu, kalsium juga digunakan sebagai campuran untuk membuat <span style="font-weight: bold;">gips</span> untuk patah tulang.</p>
<p><strong>Baca Juga: <a href="/blog/kimia-kelas-12-mengenal-macam-macam-gas-mulia" rel="noopener">Mengenal Macam-Macam Sifat dan Unsur Gas Mulia</a></strong></p>
<p style="text-align: justify;">Manfaat lainnya, kalsium adalah unsur penyusun batuan <span style="font-weight: bold;">kalsium karbida</span>, yang mudah bereaksi dengan air menghasilkan <span style="font-weight: bold;">gas asetilena</span>. Gas ini biasa dimanfaatkan sebagai <span style="font-weight: bold;">bahan bakar</span> untuk pengelasan dan juga dimanfaatkan petani untuk <span style="font-weight: bold;">mempercepat pemantangan buah</span><span style="font-weight: normal;">.</span></p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20kalsium.jpg" alt="karakteristik kalsium" width="600" height="400" /></p>
<p> </p>
<h3><span style="font-size: 14pt;">4. Stronsium (Sr)</span></h3>
<p style="text-align: justify;">Stronsium ditemukan oleh <span style="font-weight: bold;">Adair Crawford</span> dan <span style="font-weight: bold;">William Cruickshank</span>. Penamaan Stronsium (Strontium) diambil dari sebuah desa di <span style="font-weight: bold;">Skotlandia</span>, <span style="font-weight: bold;">Strontian</span>. <span style="font-weight: normal;">Stronsium adalah logam lunak yang berwarna <span style="font-weight: bold;">perak kekuningan</span></span>. Unsur ini <span style="font-weight: bold;">sangat reaktif</span> dan bisa membentuk <span style="font-weight: bold;">lapisan oksida</span> yang gelap jika <span style="font-weight: bold;">terkena udara</span>.</p>
<p style="text-align: justify;">Stronsium dulunya digunakan sebagai senyawa karbonat dalam pembuatan <span style="font-weight: bold;">kaca televisi</span> yang masih menggunakan <span style="font-weight: bold;">tabung sinar katoda</span>. Seiring perkembangan zaman, layar TV yang sekarang sudah berupa LED, sehingga penggunaan stronsium menurun cukup drastis.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20stronsium.jpg" alt="karakteristik stronsium" width="600" height="400" /></p>
<p> </p>
<h3><span style="font-size: 14pt;">5. Barium (Ba)</span></h3>
<p style="text-align: justify;">Barium itu nggak pernah ditemukan di alam sebagai unsur bebas, ya. Ini karena <span style="font-weight: bold;">reaktivitas kimianya</span> yang <span style="font-weight: bold;">sangat tinggi</span>. Contoh <span style="font-weight: normal;">barium alami yang paling umum ditemui di alam ialah <span style="font-weight: bold;">barium sulfat</span> yang digunakan sebagai <span style="font-weight: bold;">obat</span> untuk penderita <span style="font-weight: bold;">gangguan pencernaan</span></span>. Kemudian, ada <span style="font-weight: bold;">barium karbonat</span> yang digunakan dalam <span style="font-weight: bold;">racun tikus</span>. Barium memiliki warna <span style="font-weight: bold;">keperakan</span> dan sifatnya yang <span style="font-weight: bold;">lunak</span>.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20barium.jpg" alt="karakteristik barium" width="600" height="400" /></p>
<p> </p>
<h3><span style="font-size: 14pt;">6. Radium (Ra)</span></h3>
<p style="text-align: justify;"><span style="font-weight: normal;">Radium memiliki warna</span><strong> hampir putih bersih</strong>. Tapi, jika sudah <span style="font-weight: bold;">teroksidasi</span> oleh udara, warnanya bakal berubah menjadi <span style="font-weight: bold;">hitam</span>. Radium ini memiliki <span style="font-weight: bold;">tingkat radioaktif</span> yang <span style="font-weight: bold;">tinggi</span> lho. Di bidang kesehatan, radium disuntikkan kepada penderita <span style="font-weight: bold;">kanker prostat</span> yang sudah menyebar ke tulang.</p>
<p><strong>Baca Juga: <a href="/blog/cara-pencegahan-korosi" rel="noopener">3 Cara Mencegah Korosi pada Logam</a></strong></p>
<p style="text-align: justify;">Tadi sudah disebutkan bahwa radium memiliki tingkat radioaktif yang tinggi, maka <span style="font-weight: bold;">efek samping</span> yang dialami oleh orang yang disuntikkan radium ini pun <span style="font-weight: bold;">berbeda-beda</span>, seperti <span style="font-weight: normal;">demam</span>, nyeri saat buang air kecil, hingga mengeluarkan tinja yang berwarna hitam atau disertai darah.</p>
<p style="text-align: justify;"><img loading="lazy" decoding="async" style="height: auto; max-width: 100%; width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/karakteristik%20radium.jpg" alt="karakteristik radium" width="600" height="400" /></p>
<p> </p>
<p style="text-align: justify;">Nah, itu tadi pembahasan tentang macam-macam logam alkali tanah beserta sifat dan karakteristiknya. Kamu masih penasaran dan ingin tahu lebih banyak tentang logam alkali tanah? Coba cek di <a href="https://ruangguru.onelink.me/blPk/eaff0eb9" target="_blank" rel="noopener"><strong>ruangbelajar</strong></a>, yuk! Di sana, penjelasannya lebih lengkap dan dilengkapi dengan animasi yang keren, lho. Daftar sekarang juga, ya!</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>