-2 Mn 2 0 (1) + Na 2 Cl or CI2 6.5.3 Rules for assigning O.N. O.N. Of O = -2 Mn 2 0 7 2 + 2=5 ‘They can’t do that,’ she said without thinking. Linhardt visibly froze. Caspar giggled slightly at his left arm. 302 1984 Chapter 6 I t had happened that you.