MCQ
The bond dissociation energy is highest for
- A$Cl _2$
- B$I _2$
- C$Br _2$
- D$F_2$
✓
Answer
Bond energy of $F _2$ less than $Cl _2$ due to lone pair lone pair repulsions.
Bond energy order $Cl _2 > Br _2 > F _2 > I _2$
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