Fertiliser Technology MCQ Questions & Answers | Chemical Engineering

A. Very high pressure

B. Atmospheric pressure

C. Room temperature

D. >600°C

A. HNO₃ & limestone

B. CO₂ & H₂SO₄

C. HNO₃ & NH₄Cl

D. CO₂ & KNO₃

A. Rourkela (under SAIL)

B. Barauni (under HFC)

C. Nangal (under NFL)

D. Talchar (under FCI)

A. Calcium sulphate

B. Calcium phosphate

C. Calcium carbonate

D. Sodium phosphate

A. Mixed

B. Potassic

C. Liquid

D. Solid

A. Haber's

B. Stengel

C. Le-chatlier's

D. Du-pont's

A. Corrosive in nature

B. Toxic and harmful to some crops

C. Helpful in decomposition of urea

D. Explosive in nature

A. Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water

B. Apatite is the principal material present in phosphate rock which is chemically Ca₁₀(PO₄)₆(F, Cl, OH)

C. Urea is more hygroscopic than ammonium nitrate

D. Nitrogen fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound form

A. The highest concentration nitrogenous fertiliser

B. The best fertiliser for paddy

C. A basic fertiliser

D. A neutral fertiliser

A. H₃PO₄

B. H₄P₂O₇

C. HPO₃

D. Same as that of pyrophosphoric acid