Question

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Answer 1

Answer:

Option a is the correct answer.

Explanation:

Generally, the first electron addition of an isolated gaseous atom is an exothermic process. Second electron addition of an isolated gaseous atom is always an endothermic process due to inter electronic repulsion.

Due to this increase in interelectronic repulsion, it outweighs the stability gained by noble gas configuration.

Answer 2

Answer:

option'A'is the answer

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