JEE Mains · Chemistry · STD 11 - 3. Classification of elements and periodicity in properties
When the first electron gain enthalpy \((\Delta _{eg}H)\) of oxygen is \(-141\,kJ/mol,\) its second electron gain enthalpy is
- A a more negative value than the first
- B almost the same as that of the first
- C negative, but less negative than the first
- D a positive value
Answer & Solution
Correct Answer
(D) a positive value
Step-by-step Solution
Detailed explanation
\(2^{nd}\) electron gain enthalpy of oxygen is positive.
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