Fertilizer Technology

Reaction of phosphate rock with 98% H2SO4 produces ______________________?

Byadmin March 11, 2019August 29, 2021

Reaction of phosphate rock with 98% H2SO4 produces ______________________?

A. Ortho-phosphoric acid
B. Superphosphate
C. White phosphorous
D. None of these

Fertilizer Technology

Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis ?

Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis ?

A. H2 separation from coke oven gas
B. Steam reforming of naphtha
C. Cracking of natural gas
D. Electrolysis of water

Read More Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis ?
Fertilizer Technology

Formation of ammonium carbamate by reaction of NH3 with CO2 is a/an ______________ reaction?

Formation of ammonium carbamate by reaction of NH3 with CO2 is a/an ______________ reaction?

A. Catalytic
B. Exothermic
C. Endothermic
D. Reversible

Read More Formation of ammonium carbamate by reaction of NH3 with CO2 is a/an ______________ reaction?
Fertilizer Technology

Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?

Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?

A. Nutrient supply
B. Texture
C. Water holding capacity
D. All A., B. and C.

Read More Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?
Fertilizer Technology

Main constituent of phosphate rock is_____________________?

Main constituent of phosphate rock is_____________________?

A. Ammonium phosphate
B. Flour apatite
C. Calcium fluoride
D. Calcium phosphate

Read More Main constituent of phosphate rock is_____________________?
Fertilizer Technology

Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?

Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?

A. Exothermic
B. Endothermic
C. Autocatalytic
D. Catalytic

Read More Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?
Fertilizer Technology

Ammonia synthesis gas is produced from natural gas by___________________?

Ammonia synthesis gas is produced from natural gas by___________________?

A. Thermal cracking
B. Steam reforming
C. Partial oxidation
D. Hydrogenation

Read More Ammonia synthesis gas is produced from natural gas by___________________?

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