Chemical Process Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc? Sodium borate Sodium silicate Sodium tripolyphosphate (STPP) Caustic soda Sodium borate Sodium silicate Sodium tripolyphosphate (STPP) Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Endothermic Irreversible Exothermic Both B and C Endothermic Irreversible Exothermic Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT should not be allowed to come in contact with iron (during its manufacture) to Prevent sulphonation of the monochlorobenzene by the acid catalyst Avoid its decomposition None of these Achieve non-hygroscopic property Prevent sulphonation of the monochlorobenzene by the acid catalyst Avoid its decomposition None of these Achieve non-hygroscopic property ANSWER DOWNLOAD EXAMIANS APP
Chemical Process With increase in temperature, the equilibrium constant at constant pressure (Kp) for oxidation of sulphur dioxide Decreases Increases Increases linearly Decreases linearly Decreases Increases Increases linearly Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Separation of fresh water from sea water can be done by the __________ operation. Absorption Adsorption Reverse osmosis Osmosis Absorption Adsorption Reverse osmosis Osmosis ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cooking liquor in case of sulphite process is Sodium sulphite and sodium bisulphite Magnesium sulphate and magnessium bicarbonate None of these Magnesium sulphite and free SO₂ in acid medium Sodium sulphite and sodium bisulphite Magnesium sulphate and magnessium bicarbonate None of these Magnesium sulphite and free SO₂ in acid medium ANSWER DOWNLOAD EXAMIANS APP
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