Question

Which order about ionization enthalpy is correct among N, Oand F
? *


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Answer 1

Answer:

∴ Order of second ionization enthalpy is O>F>N>C.

Explanation:

Electronic configuration of;

8

O⟶1s

2

2s

2

2p

4

9

F⟶1s

2

2s

2

2p

5

7

N⟶1s

2

2s

2

2p

3

6

C⟶1s

2

2s

2

2p

2

2ndIE⟶O

−

⟶1s

2

2s

2

2p

3

F

−

⟶1s

2

2s

2

2p

4

N

−

⟶1s

2

2s

2

2p

2

C

−

⟶1s

2

2s

2

2p

1

Oxygen having half filled configuration is most stable and will require high energy to remove an e

−

. Followed by fluorine being the most electronegative element, then followed by N which is less electronegative than F but more than C.

∴ Order of second ionization enthalpy is O>F>N>C

Answer 2

Answer:

what is it's correct answer