Give one use of benzene-1,4 dicarboxylic acid. from Chemistry A
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    Aldehydes, Ketones and Carboxylic Acids

    Multiple Choice QuestionsShort Answer Type

    421. Sodium Bisulphite is used for the purification of aldehydes and Ketones. Explain ?
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    422. Explain with suitable example:
    (i) Clemenson reduction,   (ii) Wolff-Kishner reduction.
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    423. How would you distinguish between pentanal and diethyl ketone?
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    424.

    what happens when (CH3)3CCOOH reacts with bromine in the presence of red Phosphorous ?

     

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    425. How would you distinguish between acetophenone and benzophenone?
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    426.

    Give one use of benzene-1,4 dicarboxylic acid.

    Benzene-1,4-dicarboxylic acid is used in the preparation of terelene.

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    427. What happens when formaldehyde is treated with ammonia?
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    428. What happens when acetaldehyde is react with benzaldehyde with strong aqueous alkali solution ?
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    429. What happens when formaldehyde is treated with conc.NaOH solution?
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    430.

    discuss hell -vollhard -zelinsky reaction (HVZ) ?

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