Fertilizer Technology

A. Phosphorous pentoxide
B. Phosphorous oxychloride
C. Ammonium phosphate
D. Calcium phosphate

A. P
B. P2
C. P3
D. P4

A. Urea
B. Ammonium sulphate
C. Superphosphate
D. Potassium nitrate

A. Salt & coke
B. Sand & coke
C. And coke
D. And sand

A. In liquid phase
B. In vapour phase
C. At very high temperature
D. At very low pressure (vacuum)

A. H2 separation from coke oven gas
B. Steam reforming of naphtha
C. Cracking of natural gas
D. Electrolysis of water

A. Carbonate
B. Phosphate
C. Bicarbonate
D. Silicate

A. Nitric acid
B. Phosphoric acid
C. Urea
D. Calcium ammonium nitrate (CAN)

A. Nutrient supply
B. Texture
C. Water holding capacity
D. All A., B. and C.

A. Increases biuret formation
B. Decreases biuret formation
C. Is undesirable
D. Does not effect biuret formation