Fertiliser Technology - Study Mode
[#156] In the manufacture of urea, the intermediate chemical formed is
Correct Answer
(B) Ammonium carbamate
[#157] During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH 3 to NO is about __________ percent.
Correct Answer
(D) 98
[#158] Ammonium nitrate (a fertiliser) is coated with limestone powder to
Correct Answer
(C) Avoid the risk of explosion
[#159] Ammonium sulphate can be produced by reacting gypsum with
Correct Answer
(B) Ammonium carbonate
[#160] P 2 O 5 percentage in the phosphoric acid produced by wet process is about
Correct Answer
(B) 30