Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbanion Free radical Carbene Carbocation Carbanion Free radical Carbene Carbocation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sedimentation Sublimation Evaporation Magnetization Sedimentation Sublimation Evaporation Magnetization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alum Clay Gypsum Alumina Alum Clay Gypsum Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Malathion Ethephon Atrazine Isoproturan Malathion Ethephon Atrazine Isoproturan ANSWER DOWNLOAD EXAMIANS APP
Chemistry Asbestos is formed of : Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Industrial smog Acid fumes Sulphurous smog Photochemical smog Industrial smog Acid fumes Sulphurous smog Photochemical smog ANSWER DOWNLOAD EXAMIANS APP