Discussion
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- Question
Rock phosphate constitutes mainly of
Options- A. fluorapatite
- B. di-calcium phosphate
- C. mono-calcium phosphate
- D. di-ammonium phosphate
- Correct Answer
- fluorapatite
- 1. H4P2O7 is the chemical formula of __________ phosphoric acid.
Options- A. pyro
- B. ortho
- C. meta
- D. none of these Discuss
- 2. Triple superphosphate is made by reacting phosphate rock with __________ acid.
Options- A. phosphoric
- B. nitric
- C. sulphuric
- D. hydrochloric Discuss
- 3. Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent.
Options- A. 10
- B. 25
- C. 50
- D. 80 Discuss
- 4. Chemical formula of biuret is
Options- A. NH2.CO.NH2
- B. NH3.COO.NH3
- C. NH2CONHCONH2
- D. NH4COONH2 Discuss
- 5. The optimum size of the ammonia plant is __________ tons/day.
Options- A. 10
- B. 100
- C. 1000
- D. 1000C. Discuss
- 6. Nitrogen content of urea is about __________ percent.
Options- A. 10
- B. 46
- C. 80
- D. 94 Discuss
- 7. __________ is the most suitable fertiliser for paddy.
Options- A. Urea
- B. Ammonium sulphate
- C. Superphosphate
- D. Potassium nitrate Discuss
- 8. Monte catini process is used for the manufacture of
Options- A. nitric acid
- B. phosphoric acid
- C. urea
- D. calcium ammonium nitrate (CAN) Discuss
- 9. Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa)
Options- A. use coal for heating purpose.
- B. gasify coal to get hydrogen from coal gas.
- C. use coal as filler in fertiliser.
- D. use coal as conditioner in fertiliser. Discuss
- 10. Catalyst used in ammonia synthesis uses __________ as a promoter.
Options- A. Pt
- B. K2O
- C. Al2O3
- D. Ni Discuss
Fertiliser Technology problems
Search Results
Correct Answer: pyro
Correct Answer: phosphoric
Correct Answer: 25
Correct Answer: NH2CONHCONH2
Correct Answer: 1000
Correct Answer: 46
Correct Answer: Ammonium sulphate
Correct Answer: urea
Correct Answer: gasify coal to get hydrogen from coal gas.
Correct Answer: K2O
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