Chemical Process Pick out the true statement pertaining to water treatment. Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration Slow sand filters can remove colour completely Application of activated carbon reduces the temporary hardness of water Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration Slow sand filters can remove colour completely Application of activated carbon reduces the temporary hardness of water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a detergent? Cellulose nitrate Alkyl benzene sulphonate Benzene hexachloride Polytetraflouroethylene Cellulose nitrate Alkyl benzene sulphonate Benzene hexachloride Polytetraflouroethylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is a by-product of the __________ industry. Soap Paint Detergent Oil hydrogenation Soap Paint Detergent Oil hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Na₂CO₃.10H₂O is called Soda ash Slaked lime Quicklime Washing soda Soda ash Slaked lime Quicklime Washing soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Refractory bricks burnt at very high temperature have got Less resistance to corrosion by slags High spalling tendency None of these Greater resistance to corrosion by slags Less resistance to corrosion by slags High spalling tendency None of these Greater resistance to corrosion by slags ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Esterification reaction Produces soap Is a reaction between an alcohol and an organic acid All of these Is reversible Produces soap Is a reaction between an alcohol and an organic acid All of these Is reversible ANSWER DOWNLOAD EXAMIANS APP
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