Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbanion Carbocation Carbene Free radical Carbanion Carbocation Carbene Free radical ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Roasting Electrolysis Oxidation Zone refining Roasting Electrolysis Oxidation Zone refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet rays can be used in water treatment as Precipitator Hydrolyser Disinfectant Flocculator Precipitator Hydrolyser Disinfectant Flocculator ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of zinc on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of tin on iron Deposition of zinc on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of tin on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Zinc Silver Copper Aluminium Zinc Silver Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Siderite Magnetite Limonite Haematite Siderite Magnetite Limonite Haematite ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS