Sulphur removal by heating of pyrite ore in presence of air is called its ____________________?

Related Mcqs:

Epoxy resin__________________?

A. Is a good adhesive B. Is an elastomer C. Cannot be used for surface coatings D. Is a polyester...

L.D. converter is used in the production of_________________?

A. Pig iron B. Steel C. Copper D. Zinc...

H2S is scrubbed from refinery gases by absorption using ________________________?

A. Dilute H2SO4 B. Ethanol amine C. Chilled water D. Tri-butyl phosphate...

Caprolactam (a raw material for nylon-6 manufacture) is produced from ___________________?

A. Phenol B. Naphthalene C. Benzene D. Pyridine...

Drinking (potable) water treatment does not involve __________________?

A. Coagulation B. Sedimentation C. Softening D. Disinfection...