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Question: Answered & Verified by Expert
Affinity for hydrogen decreases in the group from fluorine to iodine. Which of the halogen acids should have highest bond dissociation enthalpy?
ChemistryChemical Bonding and Molecular StructureJIPMERJIPMER 2013
Options:
  • A HF
  • B HCl
  • C HBr
  • D HI
Solution:
2429 Upvotes Verified Answer
The correct answer is: HF
F being smallest has the shortest HF bond and hence HF has the highest bond dissociation energy.

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