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General Knowledge :: Chemistry

  1. Cooking gas is a mixture of

  2. A.

     Methane and ethylene

    B.

     Carbon dioxide and oxygen

    C.

     Butane and propane

    D.

     Carbon monoxide and carbon dioxide

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  3. Thermal electricity is generated by using which of these ?

  4. A.

     Coal only

    B.

     Coal and Natural Gas only

    C.

     Coal, Natural Gas and Petroleum

    D.

     None of these

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  5. Which of the following is the major constituent of LPG?

  6. A.

     Methane

    B.

     Ethane

    C.

     Propane

    D.

     Butane

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  7. Which variety of coal contains recognisable traces of the original plant material ?

  8. A.

     Anthracite

    B.

     Lignite

    C.

     Peat

    D.

     Bitumen

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  9. Which of the following processes is used for the production of Biodiesel ?

  10. A.

     Transamination

    B.

     Transcription

    C.

     Transesterification

    D.

     Translation

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  11. The chief source of naphthalene is

  12. A.

     Coal-tar

    B.

     Diesel

    C.

     Charcoal

    D.

     Camphor

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  13. The gas that usually causes explosions in coal mines is

  14. A.

     Hydrogen

    B.

     Carbon monoxide

    C.

     Air

    D.

     Methane

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  15. Submarines move under water. They have engines that run on

  16. A.

     Petrol and oxygen

    B.

     Diesel

    C.

     Batteries

    D.

     Steam

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  17. Which is the highest quality of hard coal?

  18. A.

     Anthracite

    B.

     Bituminous

    C.

     Lignite

    D.

     Peat

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  19. The main source of Naphthalene is

  20. A.

     Charcoal

    B.

     Camphor

    C.

     Coal-tar

    D.

     Diesel

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