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Question: If the binding energy of the electron in a hydrogen atom is 13.6 eV, the energy required to remove t...

If the binding energy of the electron in a hydrogen atom is 13.6 eV, the energy required to remove the electron from the first excited state of Li++ is –

A

122.4 Ev

B

30.6 eV

C

13.6 eV

D

3.4 Ev

Answer

30.6 eV

Explanation

Solution

BE = 13.6Z2 Ev