CBSE Class 12 Physics 2013 Paper

Question : 3 of 29

Marks: +1, -0

When is

H_α

line of the Balmer series in the emission spectrum of hydrogen atom obtained?

Solution:

{\H}_α

line in emission spectrum of Hydrogen atom is obtained when electron falls from its third

(n=3)

to second lowest (

n=2)

energy level.

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