Chemical Process Presence of H₂S in raw water (to be chlorinated) results in the Increased dosage of chlorine to provide a disinfecting residual in the water Easy removal of its hardness Reduced softening capacity of zeolite None of these Increased dosage of chlorine to provide a disinfecting residual in the water Easy removal of its hardness Reduced softening capacity of zeolite None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by Electrolytic oxidation None of these Electrolysis Electrolytic reduction Electrolytic oxidation None of these Electrolysis Electrolytic reduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Increase the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Reduce the variation in its viscosity with temperature Increase the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Reduce the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite used in water softening process (cation exchange) is regenerated by washing with Chloramines Liquid chlorines Sodium bisulphite Brine Chloramines Liquid chlorines Sodium bisulphite Brine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which one of the following is not an elastomer? Nitrile-butadiene None of these Neoprene Polyisoperene Nitrile-butadiene None of these Neoprene Polyisoperene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oil produced by solvent extraction Has low free fatty acid content Both A & B Is odourless Neither A nor B Has low free fatty acid content Both A & B Is odourless Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS