1.

Electron gain enthalpies of free anions are alwaysA. zeroB. negativeC. positiveD. nonzero

Answer» Correct Answer - C
Enegry is always required to bring a negative charge (electron) closer to another negative charge (anion). So the addition of a second electron to a `1`-anion to from an ion with a `2-`charge is always endothermic.


Discussion

No Comment Found

Related InterviewSolutions