MetallurgyHardBloom L3

Question

Which of the following is(are) regarded as iron ores?

Options

A.Haematite
B.Magnetite
C.Limonite
D.Copper pyrites

Solution

Sol. Haematite - Fe2O3

Magnetite - Fe3O4

Limonite - Fe2O3·3H2O

Copper pyrites - CuFeS2

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