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JEE PHYSICS MCQ: ATOMS

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Understanding +4 | -1
Assertion: The Balmer series lies in the visible region of the electromagnetic spectrum.

Reason : 1λ=R(122−1n2)\frac{1}{\lambda}=\mathrm{R}\left(\frac{1}{2^2}-\frac{1}{\mathrm{n}^2}\right), where, n=3,4,5,…\mathrm{n}=3,4,5, \ldots
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Correct option: A
Both Assertion and Reason are true, and Reason is the correct explanation for Assertion
Option A is correct because the Balmer series wavelengths, defined by the given formula, fall within the visible region of the electromagnetic spectrum.

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