Chemical Process Flux addition during smelting of ore is done to Remove impurities/gangue Enhance rate of reaction Accelerate reduction of ore Separate slag from metal Remove impurities/gangue Enhance rate of reaction Accelerate reduction of ore Separate slag from metal ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting materials Soften on application of heat Are solvent soluble None of these Are cross-linked molecules Soften on application of heat Are solvent soluble None of these Are cross-linked molecules ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not required in the manufacture of soda ash by Solvay process? None of these Nitric acid Limestone Ammonia None of these Nitric acid Limestone Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a product of coal tar distillation? Carbolic oil Cresote oil Anthracene None of these Carbolic oil Cresote oil Anthracene None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Parathion and Malathion are Pain-relieving drugs (analgesic) Tranquilisers Plasticisers for unsaturated polysters Pesticides Pain-relieving drugs (analgesic) Tranquilisers Plasticisers for unsaturated polysters Pesticides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove Bacteria Colour All of these Turbidity Bacteria Colour All of these Turbidity ANSWER DOWNLOAD EXAMIANS APP
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