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Question: Answered & Verified by Expert
Assertion : \(\mathrm{F}\) is more electronegative than \(\mathrm{Cl}\).
Reason : \(\mathrm{F}\) has high electron affinity than \(\mathrm{Cl}\).
Chemistryp Block Elements (Group 15, 16, 17 & 18)AIIMSAIIMS 2007
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion.
  • B If both assertion and reason are true but reason is not the correct explanation of assertion.
  • C If assertion is true but reason is false.
  • D If both assertion and reason are false.
Solution:
1517 Upvotes Verified Answer
The correct answer is: If assertion is true but reason is false.
Chlorine has high electron affinity than fluorine. The less negative electron gain enthalpy of fluorine as compared to chlorine is due to very small size of the fluorine atom.

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