Chemical Process Roasting of metallurgical ores is done mainly to Remove arsenic & sulphur Sinter the ore Dehydrate it Remove CO₂ & H₂O Remove arsenic & sulphur Sinter the ore Dehydrate it Remove CO₂ & H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by Simply boiling Passing it through cation & anion exchangers All of these Adding alum Simply boiling Passing it through cation & anion exchangers All of these Adding alum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Neoprene is chemically known as Polychloroprene Styrene butadiene rubber (SBR) Polyurathane Polybutadiene Polychloroprene Styrene butadiene rubber (SBR) Polyurathane Polybutadiene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT stands for Diphenyl-dichloro-trichloromethane Dichloro-diphenyl-trichloromethane Dichloro-diphenyl-trichloroethane Diethyl-diphenyl-trichloromethane Diphenyl-dichloro-trichloromethane Dichloro-diphenyl-trichloromethane Dichloro-diphenyl-trichloroethane Diethyl-diphenyl-trichloromethane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentator temperature during production of alcohol from molasses is around __________ °C. 300 30 150 5 300 30 150 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of natural rubber is Polyisoprene Polybutadiene Polystyrene Polychloroprene Polyisoprene Polybutadiene Polystyrene Polychloroprene ANSWER DOWNLOAD EXAMIANS APP