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MOWhat Does an Atom Really Look Like? 👉 Let’s explore the difference between these two atomic models and why the second one is considered more accurate structure of an atom:
The first part of the video depicts the atomic model proposed by Niels Bohr in 1913. While most of us are only familiar with this atomic structure, but it isn’t entirely accurate. It portrays electrons as tiny particles following well-defined paths around the nucleus, which isn’t quite how it works. The Bohr model was a stepping stone in our understanding of atoms, but it has limitations.
And the second part of the video depicts the Electron Cloud Model. This model suggests electrons occupy regions or orbitals around the nucleus with a certain probability. We can’t pinpoint an electron’s exact location but predict the probability of finding it in a specific region. This explains the cloud-like appearance.
The second atomic model, the electron cloud model, is considered more scientifically accurate than the Bohr model for two reasons:
1. Electron Behavior: Electrons don’t behave like miniature planets following precise paths. The electron cloud model acknowledges their wave-like nature, explaining their existence within probabilistic regions around the nucleus.
2. Spectral Lines: The electron cloud model explains the observed spectral lines of elements better than the Bohr model. These lines arise from electron transitions between energy levels within the electron cloud.
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Video credit of Atomic Orbitals animation: Sci Pills ( YouTube channel)
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