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 None of these Achieve non-hygroscopic property Avoid its decomposition Prevent sulphonation of the monochlorobenzene by the acid catalyst None of these Achieve non-hygroscopic property Avoid its decomposition ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Prussian blue is chemically represented by AlF₃ . 3NaF Fe₄ [Fe (CN₆)₃] Ca SO₄ . 2H₂O FeO.TiO₂ AlF₃ . 3NaF Fe₄ [Fe (CN₆)₃] Ca SO₄ . 2H₂O FeO.TiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process White phosphorous is stored under water, because It does not react with water It is poisonous It is unstable Its kindling temperature in dry air is very low It does not react with water It is poisonous It is unstable Its kindling temperature in dry air is very low ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Boiling of water containing temporary hardness produces CaHCO₃ CaSO₄ None of these CO₂ CaHCO₃ CaSO₄ None of these CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Sulphite Neutral sulphite semi-chemical Mechanical Sulphate/kraft Sulphite Neutral sulphite semi-chemical Mechanical Sulphate/kraft ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrazine (N₂H₄) is used mainly as a/an Detergents additive Rocket fuel None of these Explosive Detergents additive Rocket fuel None of these Explosive ANSWER DOWNLOAD EXAMIANS APP
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