Fertilizer Technology

Electric furnace method for production of phosphorous uses phosphate rock and _________________________?

Byadmin March 11, 2019August 29, 2021

Electric furnace method for production of phosphorous uses phosphate rock and _________________________?

A. Phosphoric acid
B. Coke
C. Sulphuric acid
D. Silica and coke

Fertilizer Technology

Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?

Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?

A. Osmotic pressure of the soil water becomes less than that of the plant sap
B. Soil becomes too alkaline
C. Osmotic pressure of the soil water becomes higher than that of the plant sap
D. Soil becomes too acidic

Read More Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?
Fertilizer Technology

CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in _________________?

CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in _________________?

A. Mono-ethanolamine (MEA)
B. Slaked lime
C. Ammoniacal liquor
D. Methyl-Ethyl Ketone (MEK)

Read More CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in _________________?
Fertilizer Technology

Phosphatic fertiliser is graded based on its _____________ content?

Phosphatic fertiliser is graded based on its _____________ content?

A. P2O3
B. PCl5
C. P2O5
D. H3PO4

Read More Phosphatic fertiliser is graded based on its _____________ content?
Fertilizer Technology

Which of the following is not a measure component necessarily to be present in fertilisers ?

Which of the following is not a measure component necessarily to be present in fertilisers ?

A. Nitrogen
B. Potassium
C. Phosphorous
D. Sulphur

Read More Which of the following is not a measure component necessarily to be present in fertilisers ?
Fertilizer Technology

The main constituent of rock phosphate is _____________________?

The main constituent of rock phosphate is _____________________?

A. Mono-calcium phosphate
B. Di-calcium phosphate
C. Fluorspar
D. None of these

Read More The main constituent of rock phosphate is _____________________?
Fertilizer Technology

Raw materials for urea production are _________________?

Raw materials for urea production are _________________?

A. CO2 and N2
B. CO2, H2 and N2
C. NH3 and CO
D. HNO3 and CaCO3

Read More Raw materials for urea production are _________________?

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