Starting raw material for the manufacture of alum is_________________?

Related Mcqs:

Temporary hardness of water can be removed by__________________?

A. Addition of alum (a coagulant) B. Boiling C. Filtration (through gravity sand filter) D. Addition of lime...

Conversion of CO to CO2 by steam in presence of a catalyst is called__________________?

A. Steam reforming B. Shift conversion C. Steam gasification D. None of these...

The gasification reaction represented by, C + H2O = CO + H2, is a/an _________________ reaction?

A. Exothermic B. Endothermic C. Catalytic D. Autocatalytic...

Removal of dirt/soil by soaps or detergent does not involve the _______________ of soil ?

A. Emulsification B. Dispersion C. Precipitation D. Wetting...

Use of chlorine in the treatment of sewage_________________?

A. Helps in grease separation B. Increases the biological oxygen demand (BOD) C. Causes bulking of activated sludge D. Aids in flocculation...