Given the information below, what is the average valence electron energy for the oxygen atom (O, 8)? Ionization Energies (in unites of MJ/mol) Element 1s 2s 2p O 52.6 3.12 1.31
(a) 1.44 MJ/mol
(b) 1.91 MJ/mol
(c) 14.6 MJ/mol
(d) 19.4 MJ/mol
(e) 116.7 MJ/mol
Answer: (b) 1.91 MJ/mol