Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by Absorption (using ethanolamine or pyragalloll solution) None of these Cryogenic operations (low temperature cooling) Adsorption on palladium TRUE ANSWER : ? YOUR ANSWER : ?
Raw materials for nitric acid manufacture are Anhydrous ammonia and air Anhydrous ammonia, air and water Hydrogen peroxide, air and water Wet ammonia, air and water TRUE ANSWER : ? YOUR ANSWER : ?
Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa) Use coal as filler in fertiliser Gasify coal to get hydrogen from coal gas Use coal for heating purpose Use coal as conditioner in fertiliser TRUE ANSWER : ? YOUR ANSWER : ?
Low grade coal is __________ to produce ammonia synthesis gas. Hydrogenated Liquefied Gasified Dehydrogenated TRUE ANSWER : ? YOUR ANSWER : ?
Leaching of phosphate rock by strong __________ acid produces phosphoric acid. Either A or B Sulphuric Hydrochloric Neither A nor B TRUE ANSWER : ? YOUR ANSWER : ?
Catalyst used in steam reforming of naphtha is Nickel Rhodium Silica gel Platinum TRUE ANSWER : ? YOUR ANSWER : ?
Calcium ammonium nitrate (CAN) is A complex fertiliser A mixed fertiliser A straight fertiliser Not a fertiliser ; it is an explosive TRUE ANSWER : ? YOUR ANSWER : ?
In the manufacture of H₃ PO₄ (ortho), ; strong H₂ SO₄ leaching wet process as compared to electric furnace process Requires lower capital investment in the plant Is very costly Uses lower grade phosphate rock Produces lower purity acid TRUE ANSWER : ? YOUR ANSWER : ?
Reaction of phosphate rock with 98% H₂SO₄ produces Orthophosphoric acid None of these Superphosphate White phosphorous TRUE ANSWER : ? YOUR ANSWER : ?
Raw materials for urea production are HNO₃ and CaCO₃ CO₂ and N₂ CO₂, H₂ and N₂ NH₃ and CO TRUE ANSWER : ? YOUR ANSWER : ?