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If the wave number of the first line in the Balmer series of hydrogen atom is `1500cm^(-1)`, the wave number of the first line of the Balmer series of `Li^(2+)` is

A

`1.35 xx 10^(4)cm^(-1)`

B

`1.66 xx 10^(9)cm^(-1)`

C

`13.5 xx 10^(5)cm^(-1)`

D

`1.43 xx 10^(4)cm^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
`bar(v) = bar(v)_(H) xx z^(2)`
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