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Arrabge in decreasing order, the energy ...

Arrabge in decreasing order, the energy of 2s orbital in the following atoms H, Li, Na, K

A

`E_(2s(H)) gt E_(2s(Li)) gt E_(2s(Na)) gt E_(2s(K))`

B

`E_(2s(H)) gt E_(2s(Na)) gt E_(2s(Li)) gt E_(2s(K))`

C

`E_(2s(H)) gt E_(2s(Na)) = E_(2s(K)) gt E_(2s(Li))`

D

`E_(2s(K)) lt E_(2s(Na)) lt E_(2s(Li)) lt E_(2s(H))`

Text Solution

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The correct Answer is:
D
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