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Question: Answered & Verified by Expert
Why does the stability of the hydrogen halides decrease down the group from fluorine to iodine?
Chemistryp Block Elements (Group 15, 16, 17 & 18)NEET
Options:
  • A Due to a decrease in bond (H–X) dissociation enthalpy
  • B Due to an increase in bond (H–X) dissociation enthalpy
  • C Due to a decrease in electron gain enthalpy
  • D Due to the presence of d orbitals
Solution:
1290 Upvotes Verified Answer
The correct answer is: Due to a decrease in bond (H–X) dissociation enthalpy
The stability of the hydrogen halides decreases down the group due to a decrease in bond (H–X) dissociation enthalpy.

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