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Which is (are) not an ore ?A. BauxiteB. Zinc blendeC. Pig ironD. Wrought iron |
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Answer» Correct Answer - C::D Wrought iron is purest commercial form of iron , pig iron is impure iron. Bauxite : Ore of `Al , Al_(2)O_(3).2 H_(2) O` Zinc blende : Ore of `Zn , ZnS`. |
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