Hydrogen resembles halogens in many respects for which several factors are responsible. Of the following factors which one is most important in this respect ?

Options

A. Its tendency to lose an electro to form a cation.
B. Its tendency to gain a single electron in its valence shell to attain stable electronic configuration.
C. It low negative electron gain enthalpy value.
D. It is small size.

Explanation

(b) is the most important factor.