Hydrocarbons

4 Questions
  1. 1

    Assertion (a) :The main constituent of the liquefied petroleum gas is methane.
    Reason (R): Methane can be used directly for burning in homes and factories where it can be supplied through pipelines.

    UPSC CSE I - 2005
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    Answer: D. A is false but R is true

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  2. 2

    Match List-I (Fuel gases) with List-II (Major constituents) and select the correct answer using the codes given below the lists:

    List I List II
    A. CNG 1. Carbon monoxide, Hydrogen
    B. Coal Gas 2. Butane, Propane
    C. LPG 3. Methane, Ethane
    D. Water Gas 4. Hydrogen, Methane, Carbon monoxide

    Code:
    A B C D

    UPSC CSE I - 2004
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    Answer: B. 3 4 2 1

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  3. 3

    Which one of the following is the correct sequence in increasing order of molecular weights of the hydrocarbons?

    UPSC CSE I - 2001
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    Answer: A. Methane, ethane, propane and butane

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  4. 4

    Consider the following statements about acetylene:

    1. It is used in welding industry.
    2. It is a raw material for preparing plastics.
    3. It is easily obtained by mixing silicon carbide and water of these statements.
    UPSC CSE I - 1998
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    Answer: A. 1 and 2 are correct

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