According to the general trend in electron affinities,which group (or family)of elements tend to form the most stable anions in the gas phase?
A)noble gases
B)halogens
C)transition metals
D)alkaline earth metals
E)alkali metals

Question

Quizplus · Accepted Answer

Halogens tend to form the most stable anions in the gas phase because they have a high electron affinity due to their close proximity to filling their valence shell. This means that they readily accept an additional electron to form a stable, negatively charged ion.

According to the General Trend in Electron Affinities,which Group (Or