Chemistry

Problem

Which of the following represents correct order of electron affinity? a.

\text{Cl} > \text{F} > \text{S} > \text{O}

\text{F} > \text{O} > \text{S} > \text{Cl}

\text{F} > \text{Cl} > \text{S} > \text{O}

\text{Cl} > \text{S} > \text{O} > \text{F}