Simun Mishra posted an Question
July 02, 2020 • 13:13 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Expin all about anti markownikoffs rule ?

3 Answer(s) Answer Now
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  • Simun mishra

    in these cases anti markownikoffs rule is used or not

    cropped5458323838238685079.jpg
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    anti markownikoffs rule is only used for HBr so why here used ?

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    can u reply this

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    Because only Br radical is stable.

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    Hydrogen fluoride , hydrogen chloride ,and hydrogen iodide do not give anti -Markovnikov addition even when peroxides are present .According to Kharasch and Mayo ,the mechanism for anti -Markovnikov addition of hydrogen bromide is a radical chain reaction initiated by peroxides. Now come to your question, why peroxide effect is applicable to HBr only ?It is the energy of overall reaction the satisfactorily explain your question which can be understood by the below given table :

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    I m asking which image I send in these reaction why anti markownikoffs rule is used

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    it is mention that anti markownikoffs is only used for Hbr only so why in this reaction is used

  • Simun mishra

    but I m very much confused in reaction mechanism can u pls help me

  • Suman Kumar

    https://www.google.com/url?sa=t&source=web&rct=j&url=https://chem.libretexts.org/Bookshelves/Organic_Chemistry/Supplemental_Modules_(Organic_Chemistry)/Alkenes/Reactivity_of_Alkenes/Free_Radical_Reactions_of_Alkenes/Radical_Additions%253A_Anti-Markovnikov_Product_Formation%23:~:text%3DAnti%252DMarkovnikov%2520rule%2520describes%2520the,favor%2520the%2520more%2520substitued%2520carbon.&ved=2ahUKEwio_dKxwa3qAhVBAHIKHeY6C4AQFjAHegQIDxAJ&usg=AOvVaw3aCA8Tx0xqizY8_yYLk5CX&cshid=1593656588804

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    Please ask if you don't get

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    pls check the image I have send

  • Suman Kumar best-answer

    You only ask question but don't give your feedback.

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    Why?

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    If you don't get then ask otherwise please accept the answer 🙏😊

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