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11th Standard English Medium Chemistry Subject Hydrocarbons Creative 1 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. In E1, reaction, the intermediate formed is ___________

    (a)

    Carbanion

    (b)

    Carbocation

    (c)

    Carbon free radical

    (d)

    Carbene

  2. How many structural isomers are possible for the molecular formula C4H8 which can undergo ozonolysis?

    (a)

    2

    (b)

    4

    (c)

    3

    (d)

    1

  3. Actylene reacts with ammonical Cu2CI2 to give precipitate of ___________

    (a)

    Red colour

    (b)

    Yellow colour

    (c)

    White colour

    (d)

    Blue colour

  4. Carbon-carbon bond length in benzene is ____________

    (a)

    1.39 A

    (b)

    1.09 A

    (c)

    1.54 A

    (d)

    1.34 A

  5. The reasonance energy of benzene is ___________

    (a)

    209 kJ/mol

    (b)

    360 kJ/mol

    (c)

    151 kJ/mol

    (d)

    109 kJ/mol

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