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NEET-XI-Chemistry

05: Organic Chemistry: Some Basic Principles and Techniques

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  • #2
    Indicate the σ and ``\pi`` bonds in the following molecules:
    () C6H6, () C6H12, () CH2Cl2, () CH2 = C = CH2, () CH3NO2, () HCONHCH3
    () C6H6, () C6H12, () CH2Cl2, () CH2 = C = CH2, () CH3NO2, () HCONHCH3
    Ans : null () C6H6



    There are six C-C sigma () bonds, six C-H sigma () bonds, and three C=C pi () resonating bonds in the given compound.
    () C6H12



    There are six C-C sigma () bonds and twelve C-H sigma () bonds in the given compound.
    () CH2Cl2



    There two C-H sigma () bonds and two C-Cl sigma () bonds in the given compound.
    () CH2 = C = CH2



    There are two C-C sigma () bonds, four C-H sigma () bonds, and two C=C pi () bonds in the given compound.
    () CH3NO2



    There are three C-H sigma () bonds, one C-N sigma () bond, one N-O sigma () bond, and one N=O pi () bond in the given compound.
    () HCONHCH3



    There are two C-N sigma () bonds, four C-H sigma () bonds, one N-H sigma bond, and one C=O pi () bond in the given compound.
    () C6H6



    There are six C-C sigma () bonds, six C-H sigma () bonds, and three C=C pi () resonating bonds in the given compound.
    () C6H12



    There are six C-C sigma () bonds and twelve C-H sigma () bonds in the given compound.
    () CH2Cl2



    There two C-H sigma () bonds and two C-Cl sigma () bonds in the given compound.
    () CH2 = C = CH2



    There are two C-C sigma () bonds, four C-H sigma () bonds, and two C=C pi () bonds in the given compound.
    () CH3NO2



    There are three C-H sigma () bonds, one C-N sigma () bond, one N-O sigma () bond, and one N=O pi () bond in the given compound.
    () HCONHCH3



    There are two C-N sigma () bonds, four C-H sigma () bonds, one N-H sigma bond, and one C=O pi () bond in the given compound.
  • #2-i
    C6H6,
    Ans : C6H6



    There are six C-C sigma () bonds, six C-H sigma () bonds, and three C=C pi () resonating bonds in the given compound.
  • #2-ii
    C6H12,
    Ans : C6H12



    There are six C-C sigma () bonds and twelve C-H sigma () bonds in the given compound.
  • #2-iii
    CH2Cl2,
    Ans : CH2Cl2



    There two C-H sigma () bonds and two C-Cl sigma () bonds in the given compound.
  • #2-iv
    CH2 = C = CH2,
    Ans : CH2 = C = CH2



    There are two C-C sigma () bonds, four C-H sigma () bonds, and two C=C pi () bonds in the given compound.
  • #2-v
    CH3NO2,
    Ans : CH3NO2



    There are three C-H sigma () bonds, one C-N sigma () bond, one N-O sigma () bond, and one N=O pi () bond in the given compound.
  • #2-vi
    HCONHCH3
    Ans : HCONHCH3



    There are two C-N sigma () bonds, four C-H sigma () bonds, one N-H sigma bond, and one C=O pi () bond in the given compound.