3607. Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and
Nitric acid
Ammonia
Ammonium nitrate
Nitric oxide
✅ The correct answer is option B.
3611. Hydrogen content of coke oven gas is __________ percent.
4
22
58
84
✅ The correct answer is option C.
3616. Maximum stability of white phosphorous is at
Very high pressure
Atmospheric pressure
Room temperature
>600°C
✅ The correct answer is option D.
3620. Fertilizer plant getting its hydrogen requirement partly from coke oven gas is situated at
Rourkela (under SAIL)
Barauni (under HFC)
Nangal (under NFL)
Talchar (under FCI)
✅ The correct answer is option A.
3626. (CH₃ C₆ H₄)₃ PO₄ is the chemical formula of
Triple superphosphate
Tricresyl phosphate
Flourapatite
Superphosphate
✅ The correct answer is option B.
3631. The fertiliser plant getting hydrogen by electrolysis of water is situated at
Namrup
Nangal
Rourkela
Korba
✅ The correct answer is option B.
3596. Optimum reaction temperature in steam reforming of naphtha is __________ °C.
700 – 1000
300 – 450
1500-1700
100-200
✅ The correct answer is option A.
3603. The main constituent of rock phosphate is
Mono-calcium phosphate
Di-calcium phosphate
Fluorspar
None of these
✅ The correct answer is option B.
3608. A fertiliser contains 82% N₂. It could be
Urea
Liquid NH₃
Ammonium nitrate
None of these
✅ The correct answer is option B.