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The spectrum of helium is expected to b...

The spectrum of helium is expected to be similar to that of

A

H

B

`Li^+`

C

`He^+`

D

Na

Text Solution

Verified by Experts

The correct Answer is:
B
The electron configuration of He is `1s^2` which is also the electron configuration of `Li^+` Since the atomic spectra depend on electron transitions, similar electron configuration species give rise to similar spectra .
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