Mono-calcium phosphate
Di-calcium phosphate
Fluorspar
None of these
✅ The correct answer is option B.
Chemical Engineering MCQs
Phosphatic fertiliser is graded based on its __________ content.
P₂O₃
PCl5
P₂O₅
H₃PO₄
✅ The correct answer is option C.
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen?
Calcium nitrate
Calcium ammonium nitrate (CAN)
Urea
Ammonium sulphate
✅ The correct answer is option C.
In natural gas, the C/H ratio (by weight) varies in the range of
3-Apr
8-Oct
15-17
20-25
✅ The correct answer is option A.
Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and
Nitric acid
Ammonia
Ammonium nitrate
Nitric oxide
✅ The correct answer is option B.
A fertiliser contains 82% N₂. It could be
Urea
Liquid NH₃
Ammonium nitrate
None of these
✅ The correct answer is option B.
Prilling tower is found in the flowsheet for the manufacture of
Ammonia
Urea
Superphosphate
Triple superphosphate
✅ The correct answer is option B.
Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?
Iso propyl alcohol
Butyl alcohol
Toluene
Hexane
✅ The correct answer is option B.
Hydrogen content of coke oven gas is __________ percent.
4
22
58
84
✅ The correct answer is option C.
Monte catini process is used for the manufacture of
Nitric acid
Phosphoric acid
Urea
Calcium ammonium nitrate (CAN)
✅ The correct answer is option C.