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The negative electron gain enthalpy valu...

The negative electron gain enthalpy values of halogens follows the order:

A

1.F,Cl,Br, I

B

2 .F,Br,Cl,I

C

3. Cl,Br,I,F

D

4. Cl,F,Br,I

Text Solution

Verified by Experts

The correct Answer is:
D

Negative electron gain enthalpy becomes less negative down the group but florine has abnormaly lower negative value than chlorine.
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