Chemical Process Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. Alumina Iron Nickel Vanadium Alumina Iron Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Chemical Process One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to Reduce the viscosity of the syrup Remove the coloring matter from the syrup Adjust the pH of the syrup Improve the rate of crystallisation of sugar Reduce the viscosity of the syrup Remove the coloring matter from the syrup Adjust the pH of the syrup Improve the rate of crystallisation of sugar ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by None of these Passing it through a bed of diatomaceous earth Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel None of these Passing it through a bed of diatomaceous earth Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Molasses is the starting material for the production of Alcohol Essential oil Massecuite Fatty acids Alcohol Essential oil Massecuite Fatty acids ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Irreversible Exothermic Endothermic Both B and C Irreversible Exothermic Endothermic Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Helium is produced on commercial scale from Natural gas None of these Air Coke oven gas Natural gas None of these Air Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
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