Chemical Process Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. Vanadium Nickel Alumina Iron Vanadium Nickel Alumina Iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Absorption of SO₃ in 97% H₂SO₄ is Not possible Endothermic None of these Exothermic Not possible Endothermic None of these Exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid is mainly used in the __________ industry. Fertiliser Steel Paper Paint Fertiliser Steel Paper Paint ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phthalic anhydride is produced by the oxidation of Aniline Toluene Naphthalene Benzene Aniline Toluene Naphthalene Benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most commonly used rubber vulcanising agent is Sulphur Alumina Bromine Platinum Sulphur Alumina Bromine Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Dispersion Emulsification Wetting Precipitation Dispersion Emulsification Wetting Precipitation ANSWER DOWNLOAD EXAMIANS APP