Chemical Process The most stable allotropic form of phosphorous is the __________ phosphorous. Red White Black Yellow Red White Black Yellow ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Gives higher conversion efficiency All of these Has a longer life and is not poisoned by arsenic Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Gives higher conversion efficiency All of these Has a longer life and is not poisoned by arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil does not Remove double bonds Improve its resistance to oxidation Raise its melting point None of these Remove double bonds Improve its resistance to oxidation Raise its melting point None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 15-30 90-100 250-300 15-30 90-100 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ glass is used for the manufacture of optical glass. Pyrex Crooke's Flint Soda Pyrex Crooke's Flint Soda ANSWER DOWNLOAD EXAMIANS APP
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