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Q.

An electron in H atom jumps from the third energy level to the first energy level. The change in the potential energy of the electron is

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a

6.04 eV

b

24.18 eV

c

12.09 eV

d

32.1 eV

answer is C.

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Detailed Solution

P.E=2Etot=2-13.6n2ev PE3-PE1=27.21n12-1n22=27.2112-132                      =24.18 ev

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