Chemical Process High purity nitrogen is used in Fire fighting purposes Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene is produced from ethyl benzene by the process of Alkylation Dehydrogenation Oxidation Dehydration Alkylation Dehydrogenation Oxidation Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to Reduce the cooling water circulation rate Increase the rate of absorption None of these Avoid corrosion Reduce the cooling water circulation rate Increase the rate of absorption None of these Avoid corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most widely and commonly used coagulant for the removal of suspended impurities in water is Slaked lime Bleaching powder Copper sulphate Alum Slaked lime Bleaching powder Copper sulphate Alum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a detergent? Cellulose nitrate Polytetraflouroethylene Benzene hexachloride Alkyl benzene sulphonate Cellulose nitrate Polytetraflouroethylene Benzene hexachloride Alkyl benzene sulphonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium bisulphite is used for __________ water. Both A & B Dechlorination Deaeration Neither A nor B Both A & B Dechlorination Deaeration Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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