Chemical Process Main constituents of natural rubber is Polybutadiene Polychloroprene Polyisoprene Polystyrene Polybutadiene Polychloroprene Polyisoprene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cooking liquor in case of sulphite process is Magnesium sulphite and free SO₂ in acid medium Sodium sulphite and sodium bisulphite Magnesium sulphate and magnessium bicarbonate None of these Magnesium sulphite and free SO₂ in acid medium Sodium sulphite and sodium bisulphite Magnesium sulphate and magnessium bicarbonate None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of edible vegetable oils Increases their melting point Is an exothermic reaction Is done in presence of nickel catalyst All of these Increases their melting point Is an exothermic reaction Is done in presence of nickel catalyst All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of rubber decreases after its vulcanisation. Tackiness Tensile strength Resistance to the action of organic solvent Maximum service temperature Tackiness Tensile strength Resistance to the action of organic solvent Maximum service temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid saturated with SO₃ is called Concentrated H₂SO₄ None of these Sulphurous acid Oleum Concentrated H₂SO₄ None of these Sulphurous acid Oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Conversion of CO to CO₂ by steam in presence of a catalyst is called Steam gasification Shift conversion None of these Steam reforming Steam gasification Shift conversion None of these Steam reforming ANSWER DOWNLOAD EXAMIANS APP
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