Artikel Fisika kelas 12 ini berisi tentang berbagai model dan teori atom dari beberapa ilmuwan di dunia. Yuk cari tahu apa aja!
—
Bagi kamu yang suka dan ngikutin semua episode kartun zaman dulu, salah satunya Jimmy Neutron pasti dari dulu kamu udah nggak asing sama bentuk atom. Buat yang belum tau kartun ini, kamu bisa cek sendiri ya wkwkwk. Nah, walaupun kartun Jimmy Neutron ini ngebawa nuansa atom, tapi bukan berarti si Jimmy ini yang ciptain atau nemuin teori atom pertama kali.
Kartun Jimmy Neutron (Sumber: imdb.com)
Apa itu Atom?
Kalo ngomongin tentang atom, pasti definisi yang kita kenal adalah “atom itu bagian terkecil dari suatu unsur”. Yap! Definisi itu sebenernya menurut model atom John Dalton.
Tapi, kamu tahu gak sih sebenernya istilah atom itu pertama kali itu dicetuskan oleh Democritus, seorang filsafat Yunani. Atom terdiri dari kata a yang berarti tidak, dan tomos artinya terbagi.
Nah, karena teori atom muncul pertama kali murni dari hasil pemikiran bukan eksperimen, jauh beberapa tahun kemudian, timbul perdebatan antar ilmuwan. Jadi, dari hal inilah kita bisa ngeliat model atom yang berubah-ubah karena terus diperbarui dari waktu ke waktu.
Baca Juga: Pengertian Atom, Molekul & Ion, Apa Sih Perbedaannya?
Model Atom Dalton
Sekitar tahun 1803, ahli kimia Inggris, namanya John Dalton membawa teori Democritus ke dalam teori atom modern pertama. Setelah itu, tahun 1808, ia baru mempublikasikan teorinya tentang atom lewat buku yang berjudul A New System of Chemical Philosophy.
Buat yang penasaran sama bukunya, nih aku kasih tau inti dari bukunya Dalton. Misalnya ada sebuah kubus, kubus itu tersusun dari banyak persegi atau kotak. Terus kalo persegi itu dipotong terus menerus jadi bagian yang lebih kecil, nantinya persegi itu akan sampai ke bagian yang kecil banget. Nah, bagian yang terkecil itu udah nggak bisa dibagi lagi. Menurut Dalton, bagian terkecil itulah yang dinamakan sebagai atom.
Tapi, ternyata masih banyak kelemahan, dan model atom Dalton ini kurang akurat. Seperti asumsi Dalton yang bilang kalo semua atom dari unsur yang sama itu bakalan sama dalam segala hal pada akhirnya terbukti salah. Terus, banyak juga pertanyaan-pertanyaan yang nggak bisa kejawab dari model atom-nya ini.
Model Atom J.J Thomson
Fisikawan Inggris bernama Joseph John Thomson atau akrab dipanggil J.J Thomson punya teori berbeda nih dari ilmuwan sebelumnya. Teorinya ini makin kuat karena Thomson melakukan eksperimen yang detail.
Tahun 1897, dia ngajak kedua teman nya, yaitu John S. Townsend dan H.A Wilson untuk ngelakuin eksperimen pakai sinar katoda. Nama eksperimennya dikenal dengan nama “Percobaan Sinar Katoda”.
Ternyata dari hasil eksperimennya, dia nemuin kalo sinar katoda bakal ditarik sama pelat logam bermuatan positif, tapi bakal ditolak sama pelat bermuatan negatif. Dia dapat kesimpulan nih, kalo sinar katoda itu bermuatan negatif, dan lazimnya sesuatu yang bermuatan akan memiliki massa. Makanya, di sekolah kita juga belajar mengenai massa atom kan?!
Baca Juga: Mengenal Partikel dan Notasi Atom
Ada yang lebih kerennya lagi nih! Thomson menemukan elektron sebagai partikel penyusun atom, dan dari eksperimennya menunjukkan kalo atom itu bukan bagian terkecil dari suatu materi.
Penemuan elektron sebagai partikel penyusun atom membuat Thomson harus mikirin bentuk atomnya. Cukup disayangkan sih karena dia belum tau bentuk dari muatan positifnya. Alhasil, bentuk atom menurut Thomson adalah muatan negatif yang berbentuk partikel-partikel, sedangkan muatan positifnya nyebar gitu aja.
Hmm.. ternyata model atom J.J Thomson pun ada kelemahan, salah satunya adalah nggak bisa tau nilai dari massa elektron saja dan muatan elektron saja. Percobaan yang dilakukan oleh Thomson hanya menghasilkan besaran yang merupakan perbandingan muatan dan massa elektron.
Nah, seorang fisikawan asal Amerika yaitu Robert Andrews Millikan kemudian melakukan eksperimen lebih lanjut yang dikenal “Percobaan Tetes Minyak Millikan” dan berhasil menemukan besar muatan elektron. Karena muatan elektron diketahui maka nantinya massa elektron pun bisa dihitung.
Saat itu, cukup banyak ilmuwan yang nggak ngasih dukungan eksperimental ke model atom Thomson. Sampai akhirnya, tahun 1913 Rutherford melakukan eksperimen sendiri untuk mengecek model atom Dalton. Yuk kita bahas model atom Rutherford!
Model Atom Rutherford
Ernest Rutherford adalah seorang fisikawan dari Selandia Baru yang menempuh pendidikan di Universitas Canterbury dan kemudian melanjutkan studinya di Universitas Cambridge. Seperti yang udah disinggung sedikit di atas, Rutherford melakukan eksperimen yang dikenal dengan istilah hamburan sinar alfa.
Jadi, di eksperimennya ini, ia menyelidiki struktur atom yang melibatkan penembakan partikel alfa bermuatan positif pada lempengan atau pelat emas tipis. Terus, sinar alfa yang dipantulkan oleh lempengan emas tersebut dideteksi pada layar.
Intinya sih, muatan positif nggak menyebar ke seluruh atom, tapi hanya berpusat di inti atau disebutnya nukleus. Nah, sebagian besar atom itu menurutnya cuma ruang kosong aja. Wah, dari sini kita bisa tau ya kalo model atom Rutherford beda banget sama model atom Dalton dan Thomson.
Nah guys, walaupun eksperimen Rutherford ini cukup ngasih penjelasan yang lebih kompleks dari model atom Thomson, tapi model ini masih punya kelemahan.
Dia nggak bisa menjelaskan stabilitas atom dan gak bisa menerangkan apa yang membuat elektron dapat terus mengorbit inti atom. Harusnya menurut teori elektrodinamika klasik, elektron yang mengorbit inti atom lama-kelamaan pasti kehabisan energi dan pada akhirnya jatuh dan bergabung dengan inti atom.
Karena itulah, seorang fisikawan bernama Niels Bohr akan menyempurnakan model atom Rutherford. Langsung aja kita bahas model atomnya!
Baca Juga: Mengenal Transistor, Si Kecil Pendobrak Zaman
Model Atom Niels Bohr
Niels Bohr adalah seorang fisikawan asal Denmark. Bohr menguji model atom Rutherford dengan sebuah eksperimen yang dikenal dengan “Percobaan Tabung Sinar Hidrogen”. Ia juga menggunakan prisma dalam eksperimennya dengan tujuan supaya menguraikan spektrum cahaya yang melewatinya. Hasil dari percobaan ini menghasilkan spektrum warna yang berbeda.
Ohya, dari hasil eksperimennya juga diketahui bahwa elektron menempati orbit atau kulit yang stabil. Jadi, tingkat energi setiap kulit orbital adalah tetap. Walaupun sebenarnya masih banyak kekurangan dari model atom Bohr, tapi nyatanya sampai sekarang banyak yang menggunakan bentuk atom Bohr ini.
—
Wahh gak kerasa nih kita udah kenalan sama 4 ilmuwan yang melakukan pengamatan pada atom. Jujurly, keren banget dah! Semua ilmuwan saling menyempurnakan untuk menghasilkan definisi atom yang konkret.
Eits, tapi ini masih awal banget gengs. Masih banyak lagi konsep-konsep seru dari atom. Kalo kamu punya soal/pertanyaan seputar atom dan kawan-kawannya, bisa langsung tanya ke roboguru ya! Tinggal foto soalnya keluar deh jawabannya. Mantep kan?! Sampai jumpa di artikel selanjutnya ya, dadah!
Referensi:
A History of the Atom. [Daring] Tautan: https://www.compoundchem.com/2016/10/13/atomicmodels/ (diakses tanggal 14 Maret 2022)
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<h1 class="content-title">
Mengenal 4 Macam Model Atom: Dalton, Thomson, Rutherford, Bohr | Fisika Kelas 12 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/kak-efira-mt-saintek" class="">Kak Efira MT Saintek</a> </p>
<p class="content-info"><span>July 31, 2025 • </span> <span>6 minutes read</span></p>
<br />
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<p style="text-align: center;"><em><img decoding="async" style="width: 820px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Mengenal%20Berbagai%20Model%20Atom.jpg" alt="Macam-Macam Model Atom" width="820" /></em></p>
<blockquote>
<p style="text-align: center;"><em><strong><a href="https://www.ruangguru.com/blog/c/fisika/fisika-sma-kelas-12">Artikel Fisika kelas 12</a></strong> ini berisi tentang berbagai model dan teori atom dari beberapa ilmuwan di dunia. Yuk cari tahu apa aja! </em></p>
</blockquote>
<p style="text-align: center;">—</p>
<p> </p>
<p style="text-align: justify;">Bagi kamu yang suka dan ngikutin semua episode kartun zaman dulu, salah satunya Jimmy Neutron pasti dari dulu kamu udah nggak asing sama <a style="font-weight: bold;" href="/blog/eksplorasi-5-jenis-model-atom" rel="noopener">bentuk atom</a>. Buat yang belum tau kartun ini, kamu bisa cek sendiri ya wkwkwk. Nah, walaupun kartun Jimmy Neutron ini ngebawa nuansa atom, tapi bukan berarti si Jimmy ini yang ciptain atau nemuin teori atom pertama kali.</p>
<p style="text-align: center;"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/d12ce856-841c-4933-801d-65468cdd5852.jpg" alt="poster kartun jimmy neutron" width="400" /></p>
<p style="text-align: center;">Kartun Jimmy Neutron (Sumber: imdb.com)</p>
<p> </p>
<h2><span style="font-size: 18pt;">Apa itu Atom?</span></h2>
<p style="text-align: justify;">Kalo ngomongin tentang atom, pasti definisi yang kita kenal adalah “atom itu <strong>bagian terkecil dari suatu unsur</strong>”. Yap! Definisi itu sebenernya menurut model atom John Dalton.</p>
<p style="text-align: justify;">Tapi, kamu tahu gak sih sebenernya istilah atom itu pertama kali itu dicetuskan oleh <strong>Democritus</strong>, seorang filsafat Yunani. Atom terdiri dari kata <strong><em>a </em>yang berarti tidak</strong>, dan <strong><em>tomos</em> artinya terbagi</strong>.</p>
<p style="text-align: justify;">Nah, karena teori atom muncul pertama kali murni dari hasil pemikiran bukan eksperimen, jauh beberapa tahun kemudian, timbul perdebatan antar ilmuwan. Jadi, dari hal inilah kita bisa ngeliat model atom yang berubah-ubah karena terus diperbarui dari waktu ke waktu.</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;">Model Atom Dalton</span></h2>
<p style="text-align: justify;">Sekitar tahun 1803, ahli kimia Inggris, namanya John Dalton membawa teori Democritus ke dalam teori atom modern pertama. Setelah itu, tahun 1808, ia baru mempublikasikan teorinya tentang atom lewat buku yang berjudul <em>A New System of Chemical Philosophy.</em></p>
<p style="text-align: justify;">Buat yang penasaran sama bukunya, nih aku kasih tau inti dari bukunya Dalton. Misalnya ada sebuah kubus, kubus itu tersusun dari banyak persegi atau kotak. Terus kalo persegi itu dipotong terus menerus jadi bagian yang lebih kecil, nantinya persegi itu akan sampai ke bagian yang kecil banget. Nah, bagian yang terkecil itu udah nggak bisa dibagi lagi. Menurut Dalton, bagian terkecil itulah yang dinamakan sebagai atom.</p>
<p style="text-align: justify;"><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Kesimpulan%20Teori%20Atom%20Dalton.jpg" alt="Kesimpulan Teori Atom Dalton" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Tapi, ternyata masih banyak kelemahan, dan model atom Dalton ini <strong>kurang akurat</strong>. Seperti asumsi Dalton yang bilang kalo semua atom dari unsur yang sama itu bakalan sama dalam segala hal pada akhirnya terbukti salah. Terus, banyak juga pertanyaan-pertanyaan yang nggak bisa kejawab dari model atom-nya ini.</p>
<p> </p>
<h2><span style="font-size: 18pt;">Model Atom J.J Thomson</span></h2>
<p style="text-align: justify;">Fisikawan Inggris bernama Joseph John Thomson atau akrab dipanggil J.J Thomson punya teori berbeda nih dari ilmuwan sebelumnya. Teorinya ini makin kuat karena Thomson melakukan eksperimen yang detail.</p>
<p style="text-align: justify;">Tahun 1897, dia ngajak kedua teman nya, yaitu John S. Townsend dan H.A Wilson untuk ngelakuin eksperimen pakai sinar katoda. Nama eksperimennya dikenal dengan nama “Percobaan Sinar Katoda”.</p>
<p style="text-align: justify;">Ternyata dari hasil eksperimennya, dia nemuin kalo sinar katoda bakal ditarik sama pelat logam bermuatan positif, tapi bakal ditolak sama pelat bermuatan negatif. Dia dapat kesimpulan nih, kalo sinar katoda itu bermuatan negatif, dan lazimnya sesuatu yang bermuatan akan memiliki massa. Makanya, di sekolah kita juga belajar mengenai massa atom kan?!</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/mengenal-partikel-dan-notasi-atom">Mengenal Partikel dan Notasi Atom</a></strong></p>
<p style="text-align: justify;">Ada yang lebih kerennya lagi nih! <strong>Thomson menemukan elektron sebagai partikel penyusun atom, dan dari eksperimennya menunjukkan kalo atom itu bukan bagian terkecil dari suatu materi.</strong></p>
<p style="text-align: justify;">Penemuan elektron sebagai partikel penyusun atom membuat Thomson harus mikirin bentuk atomnya. Cukup disayangkan sih karena dia belum tau bentuk dari muatan positifnya. Alhasil, bentuk atom menurut Thomson adalah muatan negatif yang berbentuk partikel-partikel, sedangkan muatan positifnya nyebar gitu aja.</p>
<p style="text-align: justify;"><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Kesimpulan%20Teori%20Atom%20J.J%20Thomson.jpg" alt="Kesimpulan Teori Atom J.J Thomson" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Hmm.. ternyata model atom J.J Thomson pun ada kelemahan, salah satunya adalah nggak bisa tau nilai dari massa elektron saja dan muatan elektron saja. Percobaan yang dilakukan oleh Thomson hanya menghasilkan besaran yang merupakan perbandingan muatan dan massa elektron.</p>
<p style="text-align: justify;">Nah, seorang fisikawan asal Amerika yaitu Robert Andrews Millikan kemudian melakukan eksperimen lebih lanjut yang dikenal “Percobaan Tetes Minyak Millikan” dan berhasil menemukan besar muatan elektron. Karena muatan elektron diketahui maka nantinya massa elektron pun bisa dihitung.</p>
<p style="text-align: justify;">Saat itu, cukup banyak ilmuwan yang nggak ngasih dukungan eksperimental ke model atom Thomson. Sampai akhirnya, tahun 1913 Rutherford melakukan eksperimen sendiri untuk mengecek model atom Dalton. Yuk kita bahas model atom Rutherford!</p>
<p> </p>
<h2><span style="font-size: 18pt;">Model Atom Rutherford</span></h2>
<p style="text-align: justify;">Ernest Rutherford adalah seorang fisikawan dari Selandia Baru yang menempuh pendidikan di Universitas Canterbury dan kemudian melanjutkan studinya di Universitas Cambridge. Seperti yang udah disinggung sedikit di atas, Rutherford melakukan eksperimen yang dikenal dengan istilah <strong>hamburan sinar alfa</strong>.</p>
<p style="text-align: justify;">Jadi, di eksperimennya ini, ia menyelidiki struktur atom yang melibatkan penembakan partikel alfa bermuatan positif pada lempengan atau pelat emas tipis. Terus, sinar alfa yang dipantulkan oleh lempengan emas tersebut dideteksi pada layar.</p>
<p style="text-align: justify;">Intinya sih, muatan positif nggak menyebar ke seluruh atom, tapi hanya berpusat di inti atau disebutnya nukleus. Nah, sebagian besar atom itu menurutnya cuma ruang kosong aja. Wah, dari sini kita bisa tau ya kalo model atom Rutherford beda banget sama model atom Dalton dan Thomson.</p>
<p><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Kesimpulan%20Teori%20Atom%20Rutherford.jpg" alt="Kesimpulan Teori Atom Rutherford" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Nah guys, walaupun eksperimen Rutherford ini cukup ngasih penjelasan yang lebih kompleks dari model atom Thomson, tapi model ini masih punya kelemahan.</p>
<p style="text-align: justify;">Dia nggak bisa menjelaskan stabilitas atom dan gak bisa menerangkan apa yang membuat elektron dapat terus mengorbit inti atom. Harusnya menurut teori elektrodinamika klasik, elektron yang mengorbit inti atom lama-kelamaan pasti kehabisan energi dan pada akhirnya jatuh dan bergabung dengan inti atom.</p>
<p style="text-align: justify;">Karena itulah, seorang fisikawan bernama Niels Bohr akan menyempurnakan model atom Rutherford. Langsung aja kita bahas model atomnya!</p>
<p><strong>Baca Juga: <a href="/blog/transistor" rel="noopener">Mengenal Transistor, Si Kecil Pendobrak Zaman</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Model Atom Niels Bohr</span></h2>
<p style="text-align: justify;">Niels Bohr adalah seorang fisikawan asal Denmark. Bohr menguji model atom Rutherford dengan sebuah eksperimen yang dikenal dengan “Percobaan Tabung Sinar Hidrogen”. Ia juga menggunakan prisma dalam eksperimennya dengan tujuan supaya menguraikan spektrum cahaya yang melewatinya. Hasil dari percobaan ini menghasilkan spektrum warna yang berbeda.</p>
<p style="text-align: justify;"><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Kesimpulan%20Teori%20Atom%20Bohr.jpg" alt="Kesimpulan Teori Atom Bohr" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Ohya, dari hasil eksperimennya juga diketahui bahwa elektron menempati orbit atau kulit yang stabil. Jadi, tingkat energi setiap kulit orbital adalah tetap. Walaupun sebenarnya masih banyak kekurangan dari model atom Bohr, tapi nyatanya sampai sekarang banyak yang menggunakan bentuk atom Bohr ini.</p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;">Wahh gak kerasa nih kita udah kenalan sama 4 ilmuwan yang melakukan pengamatan pada atom. Jujurly, keren banget dah! Semua ilmuwan saling menyempurnakan untuk menghasilkan definisi atom yang konkret.</p>
<p style="text-align: justify;">Eits, tapi ini masih awal banget gengs. Masih banyak lagi konsep-konsep seru dari atom. Kalo kamu punya soal/pertanyaan seputar atom dan kawan-kawannya, bisa langsung tanya ke <a style="font-weight: bold;" href="https://roboguru.ruangguru.com/" target="_blank" rel="noopener">roboguru</a> ya! Tinggal foto soalnya keluar deh jawabannya. Mantep kan?! Sampai jumpa di artikel selanjutnya ya, dadah!</p>
<p style="text-align: justify;"><a class="rg-cta" style="text-align: center;" href="https://roboguru.ruangguru.com/" target="_blank" rel="noopener"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/cta/8b4612fa-3a65-4f41-b9c6-497f89f457ad.jpeg" alt="IDN CTA Blog Roboguru Ruangguru 2022" width="820" /></a></p>
<p style="text-align: justify;"><strong>Referensi:</strong></p>
<p style="text-align: left;">A History of the Atom. [Daring] Tautan: https://www.compoundchem.com/2016/10/13/atomicmodels/ (diakses tanggal 14 Maret 2022)</p>
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<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60" type="image/png">
<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">
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60" type="image/png">
<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>