Fertilizer Technology MCQs

186 MCQs  — Chemical Engineering MCQs  (Page 18 of 19)

Attempt Fertilizer Technology Quiz
Leaching of phosphate rock by strong ____________ acid produces phosphoric acid ?
A. Sulphuric
B. Hydrochloric
C. Either a. or b.
D. Neither a. nor b.
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Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3__________________?
A. Hno3 & limestone
B. Co2 & h2so4
C. Hno3 & nh4cl
D. Co2 & kno3
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A nitrogenous fertiliser contains 20% N2. It could be_________________?
A. Ammonium nitrate
B. Calcium ammonium nitrate (can)
C. Urea
D. Ammonium chloride
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Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition _______________?
A. Electrolysis of water
B. Cryogenic removal of h2 from coke oven gas
C. Steam reforming of naphtha
D. Natural gas cracking
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Chemical formula of meta-phosphoric acid is ___________________?
A. H3po4
B. H4p2o7
C. Hpo3
D. Same as that of pyrophosphoric acid
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Gas based fertiliser plants use_________________?
A. Natural gas as a source of hydrogen
B. Natural gas as heating medium
C. Coal gas as a source of hydrogen
D. Coal gas as heating medium
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Main constituent of phosphate rock is_____________________?
A. Ammonium phosphate
B. Flour apatite
C. Calcium fluoride
D. Calcium phosphate
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Low grade coal is ______________ to produce ammonia synthesis gas?
A. Hydrogenated
B. Liquefied
C. Gasified
D. Dehydrogenated
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Liquid ammonia and 60% nitric acid reaction (which produces ammonium nitrate) is___________________?
A. Exothermic
B. Endothermic
C. Autocatalytic
D. None of these
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Catalyst used in steam reforming of naphtha is ___________________?
A. Bauxite
B. Cobalt
C. Nickel oxide on alumina support
D. Chromium
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
لڑاکا، متنازع، جھگڑالو

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