Chemical Process The most widely used coagulant for removing suspended impurities from water is Bleaching powder Chlorine Alum Calcium sulphate Bleaching powder Chlorine Alum Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a binding material in soap to improve soap texture? Sodium carbonate Borax Rosin Benzyl acetate Sodium carbonate Borax Rosin Benzyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil does not Remove double bonds Improve its resistance to oxidation None of these Raise its melting point Remove double bonds Improve its resistance to oxidation None of these Raise its melting point ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Impurities present in brine is normally removed by treatment with NH₃ and CO₂ Lime, ammonia and carbon All of these Lime and soda ash NH₃ and CO₂ Lime, ammonia and carbon All of these Lime and soda ash ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Chromium Arsenic Mangnese Copper Chromium Arsenic Mangnese Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of rubber decreases after its vulcanisation. Resistance to the action of organic solvent Tensile strength Tackiness Maximum service temperature Resistance to the action of organic solvent Tensile strength Tackiness Maximum service temperature ANSWER DOWNLOAD EXAMIANS APP
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