Chemical Process Nickel is not used as a catalyst in the __________ reaction. Shift conversion Oil hydrogenation Ammonia cracking/dissociation Steaming reforming of naphtha Shift conversion Oil hydrogenation Ammonia cracking/dissociation Steaming reforming of naphtha ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Iron ore hametite is concentrated using Gravity separation Roasting Electro magnetic separation mainly Froth floatation Gravity separation Roasting Electro magnetic separation mainly Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 4000 8500 1600 800 4000 8500 1600 800 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. 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 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) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carbon content of pitch (residue of coal tar distillation) is around __________ percent. 80 55 70 94 80 55 70 94 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrocynic acid (HCN) is used as an insecticide for Citrus fruits Controlling poultry lice Potato beetle Controlling timber degradation by ants Citrus fruits Controlling poultry lice Potato beetle Controlling timber degradation by ants ANSWER DOWNLOAD EXAMIANS APP
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