1.

Which is (are) not an ore ?A. BauxiteB. Zinc blendeC. Pig ironD. Wrought iron

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`.


Discussion

No Comment Found

Related InterviewSolutions