Chemical Process Nylon-6 is manufactured from Hexamethylene diamine and maleic anhydride Hexamethylene diamine and adipic acid Caprolactum Hexamethylene diamine and sebacic acid Hexamethylene diamine and maleic anhydride Hexamethylene diamine and adipic acid Caprolactum Hexamethylene diamine and sebacic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Neither A nor B Fire fighting purposes Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B Neither A nor B Fire fighting purposes Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Density difference None of these Wetting characteristics Terminal velocities Density difference None of these Wetting characteristics Terminal velocities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phthalic anhydride is produced by the oxidation of Naphthalene Toluene Benzene Aniline Naphthalene Toluene Benzene Aniline ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Calcium sulphate Sodium sulphate Sodium chloride Magnesium chloride Calcium sulphate Sodium sulphate Sodium chloride Magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In sulphate pulp manufacture, the pressure and temperature in the digestor is 10 atm., 170-180°C L atm., 800°C 10 atm., 800 °C 1 atm., 170 - 180°C 10 atm., 170-180°C L atm., 800°C 10 atm., 800 °C 1 atm., 170 - 180°C ANSWER DOWNLOAD EXAMIANS APP
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