The CORRECT statement is/are :-A. Al - metal is extracted by electrolytic reduction of fused mixture of `Al_(2)O_(3)+Na_(3)AlF_(6)+CaF_(2)`B. `Fe_(2)O_(3)` is reduced into Fe mainly by CO - reducing agent in blast furnaceC. Zn - metal displaces , `Ag^(+)` ion from the aqueous solution of `Na[Ag(CN)_(2)]`D. Depressant NaCN is used to separate PbS from the mixture of ZnS and PbS.

The CORRECT statement is/are :-A. Al - metal is extracted by electroly

1.	The CORRECT statement is/are :-A. Al - metal is extracted by electrolytic reduction of fused mixture of `Al_(2)O_(3)+Na_(3)AlF_(6)+CaF_(2)`B. `Fe_(2)O_(3)` is reduced into Fe mainly by CO - reducing agent in blast furnaceC. Zn - metal displaces , `Ag^(+)` ion from the aqueous solution of `Na[Ag(CN)_(2)]`D. Depressant NaCN is used to separate PbS from the mixture of ZnS and PbS.
Answer» Correct Answer - A::B::C::D

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