Fertiliser Technology Both white phosphorous as well as red phosphorous Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine Burns when heated in air All of these Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine Burns when heated in air All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Vetrocoke solution is Na₂SO₄ K₂SO₄ A mixture of K₂CO₃ and As₂O₃ A mixture of Na₂CO₃ and As₂O₃ Na₂SO₄ K₂SO₄ A mixture of K₂CO₃ and As₂O₃ A mixture of Na₂CO₃ and As₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature None of these Space velocity of gas is very low resulting in decreased conversion Rate of reaction is very low Very high pressure is required resulting in costly pressure vessel None of these Space velocity of gas is very low resulting in decreased conversion Rate of reaction is very low Very high pressure is required resulting in costly pressure vessel ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is not a mixed fertiliser? Nitrophosphate Ammonium phosphate None of these Calcium ammonium nitrate (CAN) Nitrophosphate Ammonium phosphate None of these Calcium ammonium nitrate (CAN) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which is a catalyst promoter used in catalytic ammonia synthesis reaction? MnO Al₂O₃ K₂O Cr₂O₃ MnO Al₂O₃ K₂O Cr₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Leaching of phosphate rock by strong __________ acid produces phosphoric acid. Either A or B Neither A nor B Sulphuric Hydrochloric Either A or B Neither A nor B Sulphuric Hydrochloric ANSWER DOWNLOAD EXAMIANS APP
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