Chemistry Which one of the following minerals is found in pure form? Copper Bauxite Manganese Iron Copper Bauxite Manganese Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Ozonolysis Hydrogenation Hydrolysis Oxidation Ozonolysis Hydrogenation Hydrolysis Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, zinc, aluminium Copper, zinc, nickel Copper, silver, nickel Copper, nickel, aluminium Copper, zinc, aluminium Copper, zinc, nickel Copper, silver, nickel Copper, nickel, aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Free radical Carbanion Carbocation Carbene Free radical Carbanion Carbocation Carbene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 1 0.01 2 0.05 1 0.01 2 0.05 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas is : Bleaching powder Chloroprene Nitrous oxide Carbonyl chloride Bleaching powder Chloroprene Nitrous oxide Carbonyl chloride ANSWER DOWNLOAD EXAMIANS APP
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