Chemical Process Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc? Sodium silicate Sodium tripolyphosphate (STPP) Sodium borate Caustic soda Sodium silicate Sodium tripolyphosphate (STPP) Sodium borate Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about 5 to 10 0.1 to 0.5 15 to 25 1 to 5 5 to 10 0.1 to 0.5 15 to 25 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction? Oxidation of Na+ ions Reduction of Cl- ions Oxidation of Cl- ions Reduction of Na+ ions Oxidation of Na+ ions Reduction of Cl- ions Oxidation of Cl- ions Reduction of Na+ ions ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in treating turbid water? Ferric sulphate Chlorine Activated carbon Calcium sulphate Ferric sulphate Chlorine Activated carbon Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Emulsification Dispersion Precipitation Wetting Emulsification Dispersion Precipitation Wetting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Claude process of gas liquefaction employs Joule-Thomson expansion cooling Heat exchange with colder stream Merely compression of gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine Joule-Thomson expansion cooling Heat exchange with colder stream Merely compression of gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine ANSWER DOWNLOAD EXAMIANS APP
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