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One of the lines in the emission spectru...

One of the lines in the emission spectrum of `Li^(2+)` has the same wavelength as that of the 2nd line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is n = 12 `to`n=x. Find the value of x.

A

8

B

6

C

7

D

5

Text Solution

Verified by Experts

The correct Answer is:
B
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