What is the starting material for the manufacture of H2O2 by ele
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    Hydrogen

    Multiple Choice QuestionsShort Answer Type

    41.

    What is demineralised water? How is it obtained?

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    42.

    How is heavy water produced from ordinary water?

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    Answer
    43.

    Explain why electrolysis of ordinary water occurs faster than heavy water.

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    Answer
    44.

    Give two advantages of using hydrogen as a fuel over gasoline. 

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    45.

    What is the starting material for the manufacture of H2O2 by electrolysis by a most modern method?

    An equimolar mixture of (NH4)9SO4 and H2SO4.
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    46.

    How do we prepare H2O2 by reaction between BaO2.8H2O and dilute sulphuric acid ?

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    47.

    What is the defect of permutit method?

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    48.

    What is the structure of H2O2?

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    49.

    What is perhydral?

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    50.

    How saline hydride react with water ?

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