Chemical Process High purity nitrogen is used in Neither A nor B Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Neither A nor B Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of Sulphur Lead Arsenic Carbon Sulphur Lead Arsenic Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Terminal velocities None of these Wetting characteristics Density difference Terminal velocities None of these Wetting characteristics Density difference ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sand and __________ is fused at 1300°C, to produce sodium silicate. Limestone Coke Soda ash Sodium sulphate Limestone Coke Soda ash Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very fine suspended and colloidal impurities are removed from water by a process called Softening Coagulation Sedimentation Disinfection Softening Coagulation Sedimentation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Flux addition during smelting of ore is done to Separate slag from metal 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 ANSWER DOWNLOAD EXAMIANS APP
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