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The number of sigma - and pi - bonds in ...

The number of `sigma - and pi` - bonds in pent - 1 - en - 4 - yne molecule is respectively-

A

8 and 2

B

10 and 3

C

6 and 4

D

7 and 2

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The number of sigma and pi bonds present in pent-1-en-4-yne

    A
    `10sigma, 3pi`
    B
    `10sigma, 2pi`
    C
    `9sigma, 3pi`
    D
    `11sigma, 2pi`

  • The ratio of sigma and pi bonds in benzene is:

    A
    2
    B
    6
    C
    4
    D
    8

  • The number of sigma and Pi bonds in benzene molecule is :

    A
    6 `sigma` and 6 `pi`
    B
    12 `sigma` and 3 `pi`
    C
    6 `sigma` and 9 `pi`
    D
    9 `sigma` and 3 `pi`
    • CHHAYA PUBLICATION-ORGANIC CHEMISTRY : BASIC PRINCIPLES AND TECHNIQUES -MCQ (SINGLE CORRECT TYPE)
    1. The number of sigma - and pi - bonds in pent - 1 - en - 4 - yne molecu...

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    2. The hybrid orbitals involed in the formation of the C(2) - C(3) bond ...

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    3. The increasing order of electronegativity of the carbon atoms C - 2,...

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    4. CH(3)CONH(2)toCH(3)CN , In this conversion, the charge in hybridisatio...

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    5. The correct shapes of C Cl(4) and C Cl(2) = C = C = CCI(2) molecules a...

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    6. The number of C and H - atoms that in the same plane in a toluene (C(6...

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    7. The number primary, secondary, tertiary and quaternary carbon atoms in...

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    8. In which of the following molecules does all the atoms lie on the sa...

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    9. Hybridisation states of C - 2 , C - 3 , C - 5 and C - 6 in the compou...

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    10. IUPAC name of the compound, CH(3)-overset(O)overset(||)(C)-underset(...

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    11. Bond lenghts of C - H, C - O , C - C and C = C follow the sequence-

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    12. IUPAC name of the compound

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    13. The hybridisation states of the carbon atom of amido and cyano group a...

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    14. Which of the following pair of compounds are isomers-

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    15. Two aliphatic compounds will not be considered isomers if they are-

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    16. The number of organic compounds with molecular formula C(4)H(10) are-

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    17. What happens when CHCl3 reacts with oxygen in presence of sunlight?

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    18. Two enanitomers rotate the plane of polarisation of plane polarised l...

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    19. Which of the following is an optically compoud-

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    20. Which of the following compounds exhibit both geometrical and optical ...

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