Chemical Process Which of the following is an endothermic reaction? Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites Both B and C C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites Both B and C C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chalcopyrite is the main ore of Copper Lead Iron Tin Copper Lead Iron Tin ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrazine (N₂H₄) is used mainly as a/an None of these Detergents additive Rocket fuel Explosive None of these Detergents additive Rocket fuel Explosive ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the Lurgi coal gasifier Large quantity of coal can be processed Low carbon conversion efficiency is achieved Entrainment of solids is higher Coking coals cannot be used Large quantity of coal can be processed Low carbon conversion efficiency is achieved Entrainment of solids is higher Coking coals cannot be used ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Catalytic dehydrogenation of ethyl benzene Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Fermentation of starch Catalytic dehydrogenation of ethyl benzene Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Fermentation of starch ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which form of sulphur is the most stable at room temperature? Monoclinic Rhombic Plastic Flowers of sulphur Monoclinic Rhombic Plastic Flowers of sulphur ANSWER DOWNLOAD EXAMIANS APP
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