Inorganic Chemistry MCQ with Answers

191) Which of the following processes is used in the extractive metallurgy of magnesium?

Answer is:

Fused salt electrolysis

192) Matte in metallurgy is:

Answer is:

Artificially produced sulphides

193) Elements of group 1 generally form chloride ores. The only other element which forms chloride ores is:

Answer is:

Ag

Explanation:

Silver is a chemical element with the symbol Ag and atomic number 47. A soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal.

Elements of group 1 generally form chloride ores. The only other element which forms chloride ores is:

194) Malachite is basic copper carbonate. The only other element forming basic carbonate ore is:

Answer is:

Ba

195) Which of the following is used for the separation of ZnS and PbS during the froth floatation process?

Answer is:

191) Which of the following processes is used in the extractive metallurgy of magnesium?

Fused salt electrolysis

192) Matte in metallurgy is:

Artificially produced sulphides

193) Elements of group 1 generally form chloride ores. The only other element which forms chloride ores is:

Ag

194) Malachite is basic copper carbonate. The only other element forming basic carbonate ore is:

Ba

195) Which of the following is used for the separation of ZnS and PbS during the froth floatation process?

KCN