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The energy required to knock out the ele...

The energy required to knock out the electron in the third orbit of a hydrogen atom is equal to

A

`13.6eV`

B

`+13.6/9eV`

C

`-13.6/3eV`

D

`-3/13.6eV`

Text Solution

Verified by Experts

`E=13.6/(n^(2))=13.6/9eV`
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