MetallurgyHardBloom L1
Question
Select the correct statement:
Options
A.Magnetite is an ore of manganese
B.Pyrolusite is an ore of lead
C.Siderite is carbonate ore of iron
D.FeS2 is rolled gold
Solution
Sol. Siderite: FeCO3, Magnetite·Fe2O3
Pyrolusite: MnO2 , Fools gold: FeS2
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