Practice test

Organic chemistry - Test Set 6

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    In saturated hydrocarbons:
    1. Triple bond between two carbon atoms.
    2. Double bond between two carbon atoms.
    3. Single bond between carbon atoms.
    4. Ionic bond between two carbon atoms.
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  2. Question 2

    Which of the following is a saturated hydrocarbon?
    1. CH2
    2. C2H6
    3. C2H2
    4. C2H4
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  3. Question 3

    Which of the following is an example of a hydrocarbon?
    1. chlorofluorocarbons
    2. carbon dioxide
    3. methane
    4. acetic acid
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  4. Question 4

    Each member of the hydrocarbon family differs from the previous member by a group of _______________.
    1. Methylene
    2. Methyl
    3. Ethyl
    4. Ethylene
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  5. Question 5

    Unsaturated hydrocarbons add hydrogen in the presence of catalyst such as:
    1. Palladium and Radium
    2. Nickel and Hydrogen
    3. Nickel and calcium
    4. Nickel and Palladium
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  6. Question 6

    Which of the following compounds has a double bond?
    1. Acetylene
    2. Ethene
    3. Ethane
    4. Methane
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  7. Question 7

    Which of the following is an unsaturated hydrocarbon?
    1. Butane
    2. Pentane
    3. Ethine
    4. Propane
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  8. Question 8

    What is the difference between the atomic mass units of subsequent members of a homogeneous series?
    1. 26
    2. 32
    3. 20
    4. 14
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  9. Question 9

    The formula of C6H14 _________ Hydrocarbons indicate -
    1. hexene
    2. hexane
    3. hexine
    4. heptine
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  10. Question 10

    Saturated hydrocarbons are called ___________?
    1. alkane
    2. isotopic
    3. alkine
    4. alkyne
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  11. Question 11

    What is C6H6 ?
    1. Hydrocarbon
    2. Hydrochloric acid
    3. Benzene
    4. Toluene
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  12. Question 12

    ________________The compound has a ring-carbon chain structure.
    1. Methane
    2. Benzene
    3. Butane
    4. Propane
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  13. Question 13

    Which of the following is an odd compound?
    1. propane
    2. ethene
    3. methane
    4. ethane
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  14. Question 14

    What is the molecular formula of iso butane?
    1. C4H10
    2. C4H8
    3. C3H8
    4. C3H6
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  15. Question 15

    In a molecule of benzene____________ Double bond is / are / present.
    1. 3
    2. 2
    3. 1
    4. 4
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  16. Question 16

    __________Consists of six carbon atoms and six hydrogen atoms.
    1. Propine
    2. Chloropropane
    3. Benzene
    4. Propene
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  17. Question 17

    Which gas is used in hot air balloons?
    1. helium
    2. propane
    3. carbon dioxide
    4. nitrogen
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  18. Question 18

    Which of the following alternative means is visually dense?
    1. Air
    2. Turpentine
    3. Benzene
    4. Water
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  19. Question 19

    For welding mixture Ethine and ____________ is used.
    1. ethanol
    2. oxygen
    3. carbon dioxide
    4. air
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  20. Question 20

    What is the chemical symbol of acetylene gas?
    1. CH2
    2. CH3
    3. C3H2
    4. C2H2
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