1.

The CORRECT statement (s) is/are:A. In metallurgy of iron, flux is a substance used to convert infusible impurities to fusible mass.B. Cryolite is `Na_(3)AIF_(6)` and is used in the electrolysis of alumina for lowering the melting point of alumina.C. Combination of FeO with `SiO_(2)` must be avoided in metallurgy of copper.D. Lead can be extracted by self reduction of gelena.

Answer» Correct Answer - A::B::D


Discussion

No Comment Found

Related InterviewSolutions