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Which of the following elements has the ...

Which of the following elements has the lowest ionization potential ?

A

N

B

O

C

F

D

Ne

Text Solution

Verified by Experts

The correct Answer is:
B
Oxygen have the lowest ionization potential
`N = 1s^2 , 2s^2 2p^3`
`O = 1s^2 , 2s^2 2p^4`
`F = 1s^2 , 2s^2 2p^5`
`Ne = 1s^2, 2s^2 2p^6`
Stability of p - orbital are
`p^6 gt p^5 gt p^3 gt p^4 gt p^3 gt p^1`.
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