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12th Standard English Medium Chemistry Subject Hydroxy Compounds and Ethers Book Back 3 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 15

    Part I

    5 x 3 = 15
  1. Write the mechanism of acid catalysed dehydration of ethanol to give ethene.

  2. Write Kolbe’s reaction.

  3. Write the structure of the aldehyde, carboxylic acid and ester that yield 4- methylpent -2-en-1-ol.

  4. How are the following conversions effected
    i) benzylchloride to benzylalcohol
    ii) benzyalalcohol to benzoic acid

  5. Compound (A) C6H12O2 on reduction with LiAlH4 yields two compounds B and C. The compound (B) on oxidation gave (D) which on treatment with aqueous alkali and subsequent heating furnished E. The latter on catalytic hydrogenation gave (C). Compound (D) on oxidation gave monobasic acid (molecular formula weight = 60). Deduce the structure of (A), (B), (C), (D) and (E).

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