Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Nitrogen Silicon Alcohol Sulphur Nitrogen Silicon Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.305 0.509 0.658 0.727 0.305 0.509 0.658 0.727 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
Chemistry The manufacture of iron from iron ore involves the process of Reduction Oxidation Fractional distillation Electrolysis Reduction Oxidation Fractional distillation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry This group of alumino-silicate minerals is widely used in making electrical insulators Bauxite Chromite Mica Manganese Bauxite Chromite Mica Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the maximum Water Vapour content in the atmosphere? 4 to 5 per cent 3 to 4 per cent 2 to 3 per cent 5 to 6 per cent 4 to 5 per cent 3 to 4 per cent 2 to 3 per cent 5 to 6 per cent ANSWER DOWNLOAD EXAMIANS APP
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