Chemical Process Commercial production of calcium carbide requires limestone and __________ as raw materials. Sand Soda ash Fuel oil Coke Sand Soda ash Fuel oil Coke ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Brackish water which contains mostly dissolved salt, can be purified by the __________ process. Permutit Reverse osmosis Lime soda Sand filter Permutit Reverse osmosis Lime soda Sand filter ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sucrose is a Disacchride Polysacchride None of these Monosacchride Disacchride Polysacchride None of these Monosacchride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 78%H₂SO₄ 20% oleum 65% oleum 98%H₂SO₄ 78%H₂SO₄ 20% oleum 65% oleum 98%H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the false statement pertaining to water treatment. Water with pH value less than 7, is acidic Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% Water with pH value less than 7, is acidic Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% ANSWER DOWNLOAD EXAMIANS APP
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