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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEC
Chapter: Structure of Atom

Olympiad workbook · NSEC · Structure of Atom

The electronic transition in He^ + ion that will occur at the same...

The electronic transition in

\mathrm{He}^{+}

ion that will occur at the same wavelength as that of the

\mathrm{n}=2

to

\mathrm{n}=1

transition in H atom is

Options

A $\mathrm{n}=2$ to $\mathrm{n}=1$
B $\mathrm{n}=3$ to $\mathrm{n}=1$
C $\mathrm{n}=3$ to $\mathrm{n}=2$
D $\mathrm{n}=4$ to $\mathrm{n}=2$

Correct answer

D. $\mathrm{n}=4$ to $\mathrm{n}=2$

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