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Line spectrum of Li^(+2) and He^(+) are ...

Line spectrum of `Li^(+2)` and `He^(+)` are identical due to

A

Both are cations

B

Both have same no of protons

C

Isoelectronic species produce identical spectrum

D

none

Text Solution

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The correct Answer is:
C

H atom, `He^(+),Li^(2+),Be^(3+)` have 1 electron only
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