Chemical Process Use of chlorine in the treatment of sewage Aids in flocculation Increases the biological oxygen demand(BOD) Helps in grease separation Causes bulking of activated sludge Aids in flocculation Increases the biological oxygen demand(BOD) Helps in grease separation Causes bulking of activated sludge ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Calcareous & argillaceous materials are used in the manufacture of Cement None of these Lead Carbon disulphide Cement None of these Lead Carbon disulphide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscose rayon is Cellulose nitrate Regenerated cellulose acetate Regenerated cellulose nitrate None of these Cellulose nitrate Regenerated cellulose acetate Regenerated cellulose nitrate None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT is 20% oleum Aluminium chloride Silica Alumina 20% oleum Aluminium chloride Silica Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Maleic anhydride is produced by catalytic oxidation of Naphthalene Ethyl alcohol Toluene Benzene Naphthalene Ethyl alcohol Toluene Benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent. Semi polar Anionic Amphoteric Cationic Semi polar Anionic Amphoteric Cationic ANSWER DOWNLOAD EXAMIANS APP