Given below are two statements one is labelled as Assertion(A) and other is Reason(R)
Assertion(A) : Fluorine has less electron gain enthalpy than chlorine.
Reason(R) : Fluorine has small size and inter electronic repulsions.
In light of the above statements choose the correct answer from the options given below

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Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are true and (R) is not the correct explanation of (A)

(A) is true and (R) is false

Both (A) and (R) are false

answer is A.

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Detailed Solution

The negative electron gain enthalpy of fluorine is less than that of chlorine. It is due to the small size of fluorine atom. As a result, there are strong interelectronic repulsions in the relatively small 2p orbitals of fluorine and thus, the incoming electron does not experience much attraction.

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