Chemical Process DDT stands for Diethyl-diphenyl-trichloromethane Diphenyl-dichloro-trichloromethane Dichloro-diphenyl-trichloromethane Dichloro-diphenyl-trichloroethane Diethyl-diphenyl-trichloromethane Diphenyl-dichloro-trichloromethane Dichloro-diphenyl-trichloromethane Dichloro-diphenyl-trichloroethane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Saponification value/number of an oil or fat is a measure of its Fatty acid content Average molecular weight Degree of unsaturation of the fatty acids present in it Insoluble fatty acid content Fatty acid content Average molecular weight Degree of unsaturation of the fatty acids present in it Insoluble fatty acid content ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde Employs condensation polymerisation Employs addition polymerisation Is an abrasive material Is a monomer Employs condensation polymerisation Employs addition polymerisation Is an abrasive material Is a monomer ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of sulphide ores is done usually by Electro magnetic separation Froth floatation Roasting Smelting Electro magnetic separation Froth floatation Roasting Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 700-850 4000-4500 200-300 2000-2200 700-850 4000-4500 200-300 2000-2200 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the false statement pertaining to water treatment. Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Aeration of water is effective in CO₂ removal Sodium sulphate or sodium carbonate do not cause hardness in water Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Aeration of water is effective in CO₂ removal Sodium sulphate or sodium carbonate do not cause hardness in water ANSWER DOWNLOAD EXAMIANS APP