Chemistry Ferrous sulphate is used in water treatment as a/an Reducing agent Coagulant aid Adsorbent Oxidizing agent Reducing agent Coagulant aid Adsorbent Oxidizing agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry The wire of flash bulb is made of: Magnesium Silver Copper Barium Magnesium Silver Copper Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saline soil contains Hard rocks Lot of moisture None of these High concentration of salt Hard rocks Lot of moisture None of these High concentration of salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Fractional crystallisation Steam distillation Fractional distillation Sublimation Fractional crystallisation Steam distillation Fractional distillation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CFC CO2 CO SO2 CFC CO2 CO SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents are Sodium salts of fatty acids Sodium salt of benzoic acid None of these Sodium salts of sulphonic acids Sodium salts of fatty acids Sodium salt of benzoic acid None of these Sodium salts of sulphonic acids ANSWER DOWNLOAD EXAMIANS APP