Question

in a period the element with highest electron affinity belongs to which group

Answer 1

Answer:

The element with highest electron affinity is Chlorine. It belongs to 17th group and 3rd period.

Explanation:

Although Fluorine has the highest electronegativity, Chlorine has the highest electron affinity and this is because the considerable repulsion in the tightly packed 2p subshell of Fluorine.