Affinity for hydrogen decreases in the g...

Affinity for hydrogen decreases in the group from fluorine to iodine. Which of the halogen acids should have highest bond dissociation enthalpy ?

A

H-F

B

HCl

C

HBr

D

HI

Text Solution

Verified by Experts

The correct Answer is:

A

F being smallest has the shortest H-F bond and therefore HF has the highest bond dissociation energy.

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