Energy absorbed in second electron addition in an atom is called___________.

1^{s t} I P

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2^{n d} E A

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1^{s t} E A

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2^{n d} I P

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Solution

The correct option is B $2^{n d} E A$
Energy absorbed in second electron addition in an atom is called $2^{n d}$ EA or second electron affinity or second electron gain enthalpy. First electron gain enthalpy has negative value and second electron gain enthalpy has positive value.

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