Fertilizer Technology

Catalyst used in the oxidation of ammonia is ________________?

Byadmin March 11, 2019August 29, 2021

Catalyst used in the oxidation of ammonia is ________________?

A. Platinum-beryllium
B. Platinum-rhodium
C. Cobalt-molybdenum
D. Platinum-molybdenum

Fertilizer Technology

A phosphatic fertiliser contains 16% P2O5. It could be________________?

A phosphatic fertiliser contains 16% P2O5. It could be________________?

A. Dicalcium phosphate
B. Superphosphate
C. Triple superphosphate
D. None of these

Read More A phosphatic fertiliser contains 16% P2O5. It could be________________?
Fertilizer Technology

Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium___________________?

Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium___________________?

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

Read More Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium___________________?
Fertilizer Technology

C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about_________________?

C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about_________________?

A. 2
B. 6
C. 13
D. 20

Read More C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about_________________?
Fertilizer Technology

Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3__________________?

Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3__________________?

A. HNO3 & limestone
B. CO2 & H2SO4
C. HNO3 & NH4Cl
D. CO2 & KNO3

Read More Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3__________________?
Fertilizer Technology

Catalyst used in the manufacture of NH3 by Haber’s process is finely divided________________?

Catalyst used in the manufacture of NH3 by Haber’s process is finely divided________________?

A. Nickel
B. Iron
C. Vanadium pentoxide
D. Alumina

Read More Catalyst used in the manufacture of NH3 by Haber’s process is finely divided________________?
Fertilizer Technology

Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?

Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?

A. Calcium nitrate
B. Calcium ammonium nitrate (CAN)
C. Urea
D. Ammonium sulphate

Read More Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?

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