Of the following elements,________ has the most negative electron affinity.
A)S
B)Cl
C)Se
D)Br
E)I

Question

Quizplus · Accepted Answer

Chlorine (Cl) has the most negative electron affinity among the listed elements because it is located in the 3rd period and in the halogen group of the periodic table, where electron affinity values are generally the highest due to the effective nuclear charge and the desire to complete the valence shell.

Of the Following Elements,________ Has the Most Negative Electron Affinity