試題詳解

14. LiI(s) has a heat of formation of -292 kJ/mol and a lattice energy of -753 kJ/mol. The ionization energy of Li(g) is 520 kJ/mol, the bond energy of I₂(g) is 151 kJ/mol, and the electron affinity of I(g) is -295 kJ/mol. Use these data to determine the heat of sublimation of Li(s) to be .
(A)411 kJ
(B)-411 kJ
(C)109 kJ
(D) -109 kJ
(E)161 kJ