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Chemical Engineering :: Fertiliser Technology

Fertiliser Technology - Section 1
Fertiliser Technology - Section 2
Fertiliser Technology - Section 3
Fertiliser Technology - Section 4
Fertiliser Technology - Section 5
Fertiliser Technology - Section-6
  1. Catalyst used in ammonia synthesis uses __________ as a promoter.

    2. A.

     Pt
    B.

     K₂O
    C.

     Al2O₃
    D.

     Ni

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  2. Commercial fertilisers are available mostly in the form of

    3. A.

     Powder
    B.

     Grannules
    C.

     Lumps
    D.

     Flakes

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

    4. A.

     Nutrient supply
    B.

     Texture
    C.

     Water holding capacity
    D.

     All of the above

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  4. Hydrogen content of coke oven gas is __________ percent.

    5. A.

     4
    B.

     22
    C.

     58
    D.

     84

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  5. Vetrocoke solution is

    6. A.

     A mixture of K₂CO₃ and As₂O₃
    B.

     K₂SO₄
    C.

     A mixture of Na₂CO₃ and As₂O₃
    D.

     Na₂SO₄

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  6. In natural gas, the C/H ratio (by weight) varies in the range of

    7. A.

     3-4
    B.

     8-10
    C.

     15-17
    D.

     20-25

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  7. Out of the following, N₂ content is minimum in

    8. A.

     Urea
    B.

     Ammonium nitrate
    C.

     Ammonium sulphate
    D.

     Ammonium chloride

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  8. Superphosphate is manufactured by reacting phosphate rock with

    9. A.

     Acetic acid
    B.

     Sulphuric acid
    C.

     Aluminium chloride
    D.

     None of these

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  9. Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.

    10. A.

     Mixed
    B.

     Complex
    C.

     Highly hygroscopic
    D.

     Highly explosive

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