For ionising an excited hydrogen atom, t...

For ionising an excited hydrogen atom, the energy required (in eV) will be

A

a little less than 13.6

B

`13.6`

C

more than `13.6` eV

D

`3.4` or less

Text Solution

Verified by Experts

The correct Answer is:

D

The energy of the electron is `-3.4`eV in first excited state and the its magnitude is less for higher excited state.

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