______________ is an ore of lead?

Related Mcqs:

Polyvinyl chloride (PVC) is____________________?

A. A thermosetting material B. A condensation polymerisation product C. Made by employing emulsion polymerisation D. None of these...

CaO is called__________________?

A. Quick lime B. Slaked lime C. Limestone D. Calcite...

The ideal pulp for the manufacture of paper should have high ____________________ content?

A. Cellulose B. Lignin C. Both A. & B. D. None of these...

Zeolite used in water softening process (cation exchange) is regenerated by washing with___________________?

A. Brine B. Chloramines C. Sodium bisulphite D. Liquid chlorines...

Coke oven gas consists mainly of ____________________?

A. H2, & CH4 B. CO, & CO2 C. H2, & CO D. CH4, & CO...