12 Chemistry Unit-17 Ethers

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12 Chemistry Unit-17 Ethers

Prepared by: G. KUPPUSWAMY, P. G. Asst. , Pachaiyapp's HSS, Kanchipuram.   ; & www. Padasalai. Net   ; &nbs p;


Questions and Answers
  • 1. 
    P{margin-bottom:0.08in;} The isomerism exhibited by C2H5OC2H5 and     CH3-O-CH-CHis                                |                               CH3 a) Functional       b) metamerism     c) position            d) chain
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 2. 
    P{margin-bottom:0.08in;} Which one of the following is simple ether ? a) CH3-O-C2H5      b) C2H5-O-CH3 c) C2H5-O-C2H5    d) C3H7-O-C2H5
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 3. 
    Diethyl ether can be decomposed wtih a) HI       b) KMnO4        c) NaOH       d) H2O
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 4. 
    P { margin-bottom: 0.08in; } Oxygen atom of ether is a) very active                   b) Replaceable b) oxidising                    d) Comparatively inert
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 5. 
    P{margin-bottom:0.08in;} According to Lewis concept of acids and bases, ethers are a) Neutral       b) Acidic         c) Basic            d) Amphoteric
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 6. 
    P { margin-bottom: 0.08in; } Inter molecular hydrogen bonds are not present in a) CH3COOH                       b) C2H5-O-C2H5 c) CH3 CH2OH                                    d) C2H5NH2
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 7. 
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 8. 
    P{margin-bottom:0.08in;} Williamson's synthesis is an example of a)  nucleoplilic addition        b)  electrophilic addition c)  eletrophilic substitution  d)  Nucleophilic substitution reaction
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 9. 
    P{margin-bottom:0.08in;} When ether is exposed to air for sometime an explosive substance produced is a) peroxide      b) oxide     c) TNT       d) superoxide
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 10. 
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4