(D) Fluorine $(F_2)$ is the most reactive halogen due to its extremely low bond dissociation energy,which makes the $F-F$ bond very easy to break.Ther

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If the Assertion is incorrect but the Reason is correct.

(D) Fluorine $(F_2)$ is the most reactive halogen due to its extremely low bond dissociation energy,which makes the $F-F$ bond very easy to break.Therefore,the Assertion that fluorine has lower reactivity is incorrect,while the Reason that the $F-F$ bond has low bond dissociation energy is correct.

Class 12 Chemistry p-Block Elements (Class 12)Halogen family

Difficult

Assertion : The fluorine has lower reactivity.
Reason : $F-F$ bond has low bond dissociation energy.

AIIMS 2002 All AIIMS

A
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
C
If the Assertion is correct but Reason is incorrect.
D
If the Assertion is incorrect but the Reason is correct.