Blue colour is imparted to glass by the addition of__________________?

Related Mcqs:

At a given temperature, the equilibrium yield of SO3 obtained from the oxidation of SO2 is proportional to (where, P = pressure of the system) ?

A. P B. √P C. P2 D. 1/P...

Fatty material used in soap making is _______________________?

A. Fatty acid B. Fatty alcohols C. Tallow D. Detergents...

Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used_______________________?

A. As a lubricant B. As a rust preventive C. In hard water for cleaning of cloth D. As a foam depressant in distillation column...

CaCl(OCl) is the chemical formula of___________________?

A. Hypo B. Bleaching powder C. Plaster of Paris D. Aqua regia...

Fat dispersed in water is exemplified by__________________?

A. Colloids B. Gel C. Butter D. Emulsion...