Chemical Process Main use of liquid nitrogen is in Detergent manufacture Making gun powder Rocket propulsion Refrigerative cooling Detergent manufacture Making gun powder Rocket propulsion Refrigerative cooling ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phthalic anhydride is made by the Oxidation of benzene Oxidation of naphthalene None of these Dehydrogenation of ethyl benzene Oxidation of benzene Oxidation of naphthalene None of these Dehydrogenation of ethyl benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wax is a Mixture of esters of polyhydric alcohols excepting glycerine Liquid at room temperature Mixture of glycerides of fatty acids Mixture of glycerides Mixture of esters of polyhydric alcohols excepting glycerine Liquid at room temperature Mixture of glycerides of fatty acids Mixture of glycerides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Roasting Reduction Smelting Calcination Roasting Reduction Smelting Calcination ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most widely and commonly used coagulant for the removal of suspended impurities in water is Alum Copper sulphate Bleaching powder Slaked lime Alum Copper sulphate Bleaching powder Slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low purity oxygen is used for Chemical oxidation processes L.D. steel making Cutting and welding of metals Medicinal purposes Chemical oxidation processes L.D. steel making Cutting and welding of metals Medicinal purposes ANSWER DOWNLOAD EXAMIANS APP
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