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Q.

The electronic configuration of the element with maximum electron affinity is

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a

1s2,2s2,2p3

b

1s2⋅2s2⋅2p5

c

1s2,2s2⋅2p6⋅3s2,3p5

d

1s2⋅2s2⋅2p6⋅3s2⋅3p3

answer is C.

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Detailed Solution

As we know chlorine has the highest electron affinity and option (c) represents the configuration of chlorine. 

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