Chemical Process Argon is the third largest constituent of air (followed by N₂ & O₂). Its percentage by volume in air is 0.34 0.14 1.4 0.94 0.34 0.14 1.4 0.94 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the Water treatment Car battery solution Fertiliser manufacture Synthesis of oleum Water treatment Car battery solution Fertiliser manufacture Synthesis of oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Reduce the variation in its viscosity with temperature Reduce its viscosity Increase the variation in its viscosity with temperature Increase its viscosity Reduce the variation in its viscosity with temperature Reduce its viscosity Increase the variation in its viscosity with temperature Increase its viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by Iron-steam reaction Electrolysis of water Steam reforming of naphtha Its cryogenic separation from coke oven gas Iron-steam reaction Electrolysis of water Steam reforming of naphtha Its cryogenic separation from coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of sulphide ores is done usually by Smelting Froth floatation Roasting Electro magnetic separation Smelting Froth floatation Roasting Electro magnetic separation ANSWER DOWNLOAD EXAMIANS APP
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 silicate Caustic soda Sodium tripolyphosphate (STPP) Sodium borate Sodium silicate Caustic soda Sodium tripolyphosphate (STPP) Sodium borate ANSWER DOWNLOAD EXAMIANS APP
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