9. Electrons in Atoms and the Periodic Table

Determine which atom in the following set has the largest electron affinity:N, O, C, B, Ne

a) N                              b) O                             c) C                              d) B                              e) Ne

Rank the following elements in order of increasing electron affinity:Cs, Hg, F, S

Which one of the following atoms has the least tendency to gain another electron?