JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

1 Easy

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Application +4 | -1

A photon of radiation of wavelength

4000 ~\mathop {\text{A}}\limits^ \circ

has an energy

E

. The wavelength of photon of radiation having energy

0.5 E

will be

View answer and explanation

Correct option: B

8000 ~\mathop {\text{A}}\limits^ \circ

Option B (8000 Å) is correct because energy and wavelength are inversely proportional, so halving the energy doubles the wavelength.

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n^{\text {th }}

\mathrm{A}

\times 10^{12}

\frac{1}{{ }^{\prime} \mathrm{B}^{\prime}}

\ell = 1,\,\,m = 0

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