Chemistry What is the principal ore of aluminium ? Lignite Bauxite Dolomite Copper Lignite Bauxite Dolomite Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following compounds of calcium, the one having highest covalent character is CaBr2 CaF2 Cacl2 Cal2 CaBr2 CaF2 Cacl2 Cal2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of plastic polymer from which combs, toys, bowls etc., can be made, is Polyurethane Teflon Polystyrene Metallic polysulphides Polyurethane Teflon Polystyrene Metallic polysulphides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed the model of atomic structure ? Volta Faraday Bohr and Rutherford Alfred Nobel Volta Faraday Bohr and Rutherford Alfred Nobel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Vulcanization Galvanization Sulphonation Acceleration Vulcanization Galvanization Sulphonation Acceleration ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer used in making plastic crockery is Bakelite Nylon Decron Melamine Bakelite Nylon Decron Melamine ANSWER DOWNLOAD EXAMIANS APP