Fertiliser Technology - Study Mode

[#196] Iron is not used alone as a catalyst in ammonia synthesis, because
Correct Answer

(A) Its activity declines rapidly, if heated to above 520°C

[#197] Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent.
Correct Answer

(B) 20

[#198] Which of the following fertilisers contains the least percentage of nitrogen?
Correct Answer

(C) Ammonium phosphate

[#199] Conversion achieved in HNO 3 synthesis with the use of platinum catalyst is about 95 - 97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by
Correct Answer

(C) Increasing the temperature

[#200] Reaction of anhydrous liquid ammonia with orthophosphoric acid produces
Correct Answer

(A) Ammonium phosphate