Question

दटाइप्स ऑफ कंप्यूटर नेटवर्क आर ​

Answer 1

Three oxygen compounds of iron are known: ferrous oxide, FeO; ferric oxide, Fe2O3; and ferrosoferric oxide, or ferroferric oxide, Fe3O4, which contains iron in both +2 and +3 oxidation states. Ferrous oxide is a greenish to black powder used primarily as a pigment for glasses.

Atomic weight: 55.847

Oxidation states: +2, +3, +4, +6

Atomic number: 26

Boiling point: