Which of the following is not according to the priority stated against it ?
A. `F_(2) gt Cl_(2) gt Br_(2) gt l_(2)` : bond dissociation enthalpy
B. `F_(2) gt Cl_(2) gt Br_(2) gt I_(2)` : Oxidising power
C. `HI gt HBr gt HCl gt HF` : acidic property in water
D. `F_(2) gt Cl_(2) gt Br_(2) gt I_(2)` : electronegativity.

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1 Answers

Correct Answer - A
Bond dissociation energy of `F_(2)` is less than that of `Cl_(2)` due to greater repulsion in the non-bonded electron pairs.

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