Anand posted an Question
December 22, 2020 • 23:28 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Which is more stable,.......

which is more stable,....... with florine or with clorine?

2 Answer(s) Answer Now
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    Priyanshu kumar best-answer

    I>II... Carbanion is stabilised by -I effect and -I effect of F is more than Cl

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    got this anand?

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    hi sir

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    any doubt

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    arrange in decreasing order of stability

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    2>3>4>5>1

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    numbered as 1,2,3,4,5

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    check inductive effect F>cl>br>I

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    and in 1st there is no group

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    got ?

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    same arrange in decreasing order of stability

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    use concept ring size directly proportional to +I effect and inversely to -I

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    3>2>1 should be the order

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    please mark the answer if you got this

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    sir how to know in ring that it is + i or - i because their is all same group s

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    all are carbons

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    more the ring size less is the strain...less is the Electronegativity less is the -I effect and vice versa

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    thank you

  • comment-profile-img>
    Dinesh khalmaniya 1 Best Answer

    I >II. here F and Cl have - I effect. but -I F>Cl. we know that stability of carbanion is directly proportional to -I effect so I>II

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    any doubt?

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