Question

Ouestion-1-Explain the composition of iron ore?

Answer 1

The most commonly used iron-bearing minerals contain ironcompounds as follows: hematite,Fe 2O 3 (70% Fe); magnetite, Fe 3O4 (72.4% Fe) and of much less importance are: limonite, 2Fe 2O. 3H 2O (60% Fe); siderite, FeCO 3(48.3% Fe); pyrite, FeS 2 (46.6% Fe) [1]