Chemical Process Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in All of these Hydrogen embrittlement Pyrolysis of oil Sintering of porous catalyst All of these Hydrogen embrittlement Pyrolysis of oil Sintering of porous catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process White phosphorous is stored under water, because It is unstable It is poisonous Its kindling temperature in dry air is very low It does not react with water It is unstable It is poisonous Its kindling temperature in dry air is very low It does not react with water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Dilute H₂SO₄ None of these Oleum Ultraviolet light Dilute H₂SO₄ None of these Oleum Ultraviolet light ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Triple superphosphate is manufactured by reacting Phosphate rock with nitric acid Phosphate rock with sulphuric acid Ammonium phosphate with phosphoric acid Phosphate rock with phosphoric acid Phosphate rock with nitric acid Phosphate rock with sulphuric acid Ammonium phosphate with phosphoric acid Phosphate rock with phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. Vanadium Nickel Iron Alumina Vanadium Nickel Iron Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of sodium tripolyphosphate (an additive) in synthetic detergent None of these Inhibits its corrosive effects Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) Does not allow redeposition of dirt on the cleaned surface None of these Inhibits its corrosive effects Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) Does not allow redeposition of dirt on the cleaned surface ANSWER DOWNLOAD EXAMIANS APP
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