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8. FeO crystallizes into a cubic structure and has edge length of 5.0 angstrom ,the density is 4 gm/cm cube then the no of ferrous and oxide ions present in each unit is ? 1) 4 ferrous and 4 oxide 2) 2 ferrous and 2 oxide 3) 4 ferrous and 2 oxide 4) 2 ferrous and 4 oxide |
| Answer» 8. FeO crystallizes into a cubic structure and has edge length of 5.0 angstrom ,the density is 4 gm/cm cube then the no of ferrous and oxide ions present in each unit is ? 1) 4 ferrous and 4 oxide 2) 2 ferrous and 2 oxide 3) 4 ferrous and 2 oxide 4) 2 ferrous and 4 oxide | |