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Alcohols Phenols and Ethers Test - 14

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Alcohols Phenols and Ethers Test - 14
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Weekly Quiz Competition
  • Question 1
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    Power alcohol is

    Solution

    Power alcohol 80% petrol and 20% ethyl alcohol.

     

  • Question 2
    1 / -0

    Main constituent of dynamite is

    Solution

    A mixture of glyceryl trinitrate and glyceryl dinitrate, when absorbed on kieselguhr, is called dynamite.

     

  • Question 3
    1 / -0

    Widespread deaths due to liquor poisoning occurs due to

    Solution

    Due to presence of methyl alcohol in liquor.

     

  • Question 4
    1 / -0

    Which is used as antifreeze?

    Solution

    Glycol is used as antifreeze for automobile radiators because it lowers down the melting point of water.

     

  • Question 5
    1 / -0

    Coconut oil upon alkaline hydrolysis gives

    Solution

    Coconut oil + Alkali →Soap + Glycerol

    It is a saponification reaction.

     

  • Question 6
    1 / -0

    Glycerol boils at 290°C with slight decomposition. Impure glycerin can be purified by

    Solution

    The liquids which decompose at its boiling point can be purified by vacuum distillation. Glycerol which decomposes at its boiling point (563K) can be distilled without decomposition at 453K under 12mm Hg pressure.

     

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