Shifana posted an Question
October 19, 2020 • 22:40 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Why 1 st is stable than 3rd ????????

why 1 st is stable than 3rd ????????..............................

3 Answer(s) Answer Now
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  • Narayanarao gundoju Best Answer

    ethyl group is more bulky than methyl so 1is more stable than 3

  • Narayanarao gundoju

    ethyl group is more bulky than methyl so 1is more stable than 3

  • Suman Kumar

    -C2H5 is bulkier than -CH3 .

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    Bulkier group prefer equatorial position

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    Ethyl group is in equatorial position in I so more stable

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    still any doubt

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    Priyanshu kumar best-answer

    1st is stable than 3rd as In 3rd bulky ethyl group is at axial position and in 1st ethyl group is at equatorial position....And the conformation is most stable if bulky group is present at equatorial position.

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    So Ist is more stable than 3rd..

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    Got this shifana?

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    Dinesh khalmaniya 1 best-answer

    Because here Ethyl group is more bulky that methyl so it will prefer on equatorial position rather than axial so I>III

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    got is Shifana?

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