Chemical Process Sodium bisulphite is used for __________ water. Deaeration Dechlorination Neither A nor B Both A & B Deaeration Dechlorination Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Good quality of edible salt is obtained from brine by the process of Vacuum evaporation Freeze drying Solar evaporation Electrolysis Vacuum evaporation Freeze drying Solar evaporation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the Solvay process, the product from the calciner is Sodium bicarbonate Light soda ash Dense soda ash Dehydrated soda ash Sodium bicarbonate Light soda ash Dense soda ash Dehydrated soda ash ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Roasting Smelting Calcination Reduction Roasting Smelting Calcination Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to 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 Increase the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Esterification Neutralisation Acidification Saponification Esterification Neutralisation Acidification Saponification ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS