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Chemical Engineering :: Chemical Process

Chemical Process - Section 1
Chemical Process - Section 2
Chemical Process - Section 3
Chemical Process - Section 4
Chemical Process - Section 5
Chemical Process - Section 6
Chemical Process - Section 7
Chemical Process - Section 8
Chemical Process - Section 9
Chemical Process - Section 10
Chemical Process - Section 11
Chemical Process - Section 12
Chemical Process - Section 13
Chemical Process - Section 14
Chemical Process - Section-15

  1. Electric bulbs are made of __________ glass.

    2. A.
    jena
    B.
    flint
    C.
    crookes
    D.
    pyrex

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  2. Which of the following is used as a binding material in soap to improve soap texture ?

    3. A.
    Rosin
    B.
    Borax
    C.
    Benzyl acetate
    D.
    Sodium carbonate

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  3. An alkali metal salt of palmitic acid is known as

    4. A.
    soap
    B.
    metallic soap
    C.
    detergent
    D.
    alkaloid

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  4. Washing soda is chemically represented by

    5. A.
    Na2CO3
    B.
    Na2CO3.H2O
    C.
    Na2CO3.10H2O
    D.
    NaHCO3

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  5. Magnesium and calcium __________ cause temporary hardness of water.

    6. A.
    carbonates
    B.
    bicarbonates
    C.
    phosphates
    D.
    sulphates

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  6. Which form of sulphur is the most stable at room temperature ?

    7. A.
    Plastic
    B.
    Monoclinic
    C.
    Rhombic
    D.
    Flowers of sulphur

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  7. Vegetable oils and fats basically differ in their

    8. A.
    density ranges
    B.
    physical state
    C.
    chemical composition
    D.
    chemical properties

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  8. Average sulphur content in Indian pyrites is about __________ percent.

    9. A.
    15
    B.
    35
    C.
    55
    D.
    70

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  9. Oil is a/an

    10. A.
    mixture of glycerides.
    B.
    mixture of glycerides of fatty acids.
    C.
    solid at normal temperature.
    D.
    ester of alcohols other than glycerine.

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  10. Which of the following is a constituent of coffee ?

    11. A.
    Caffeine
    B.
    Nicotine
    C.
    Calgon
    D.
    Lignin

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