Science, asked by vaishnavi209121, 2 months ago

the 3rd period element exhibits more electron affinity values of 2nd period. guess the reason

Answers

Answered by Gauthamjeevan

2

Answer:

Because of electron-electron repulsions, this is energetically unfavorable, making the electron affinity more positive. Notice that the Period 3 elements actually have the greatest electron affinities, instead of the Period 2 elements as the trend suggests.

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