Given the tabulated data, what is the electron affinity for chlorine?
heat of sublimation for calcium +178 kJ/mol
first ionization energy for calcium +590 kJ/mol
second ionization energy for calcium +1145 kJ/mol
heat of dissociation for chlorine +122 kJ/mol(Cl2)
heat of formation for calcium chloride -796 kJ/mol
lattice energy of crystalline calcium chloride -2255 kJ/mol
◦ -508 kJ/mol
◦ -288 kJ/mol
◦ -698 kJ/mol
◦ -349 kJ/mol
◦ -983 kJ/mol