Fertiliser Technology MCQ Questions & Answers | Chemical Engineering

A. Steam reforming of naphtha and cracking of natural gas

B. Electrolysis of water

C. Cryogenic separation of hydrogen from coke oven gas

D. All of the above

A. Calcium nitrate

B. Calcium ammonium nitrate (CAN)

C. Urea

D. Ammonium sulphate

A. Mono-ethanolamine (MEA)

B. Slaked lime

C. Ammoniacal liquor

D. Methyl-Ethyl Ketone (MEK)

A. It is cheaper

B. Nitrogen content is higher

C. It is not poisonous

D. It is easy to manufacture

A. Ammonium sulphate

B. Nitro-phosphate

C. Superphosphate

D. Potassium nitrate

A. Fluorapatite

B. Di-calcium phosphate

C. Mono-calcium phosphate

D. Di-ammonium phosphate

A. And phosphoric acid

B. And coke

C. And sulphuric acid

D. Silica and coke

A. Sodium tripolyphosphate (STPP)

B. Tricresyl phosphate

C. Tributyl phosphate

D. Nitrophosphate

A. Reaction of NH₃ with HNO₃ to produce (NH₄)₂NO₃ is endothermic

B. With increase in NH₃/CO₂ ratio, urea yield decreases for a given temperature, pressure and total feed rate

C. Biuret (an intermediate during urea manufacture) is toxic to seeds and animals

D. Both B and C

A. Excess liquid ammonia and liquefied CO₂

B. Excess liquid ammonia and compressed CO₂ gas

C. Liquid ammonia and excess compressed CO₂

D. Compressed ammonia gas and excess compressed CO₂