Simun Mishra posted an Question
July 19, 2020 • 19:23 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Persistent radicals means ?

2 Answer(s) Answer Now
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  • Suman Kumar best-answer

    Since radical are intermediate. So they are used in organic synthesis. Persistence radical are stable radical. Their life time is more.

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    There is one concept also persistence radical effect. It is used for organic synthesis

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    https://www.google.com/url?sa=t&source=web&rct=j&url=https://en.m.wikipedia.org/wiki/Persistent_radical_effect%23:~:text%3DFrom%2520Wikipedia%252C%2520the%2520free%2520encyclopedia,radicals%2520compete%2520in%2520secondary%2520reactions.&ved=2ahUKEwiU8MHt8djqAhWuzjgGHa1QBXgQFjABegQIEBAF&usg=AOvVaw3oCE5WIit1tga4zWay-A_T&cshid=1595147242181

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    But these are not in syllabus Simun for IIT JAM.

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    Simun see this video.https://youtu.be/nmps0q6zOgU

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    these sentence is used in some topics of jam syllabus

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    ok

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    As I have done coaching so these things were not taught. That's why I was wondering

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    ohh ok sir but sir in iit jam exam questions are only in between the syllabus or any out of syllabus

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    No Simun. Please stick to the syllabus only

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    ok sir

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

    radicals which are very stable are known as persistent radicals

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    but sir radicals are extremely short lived na ...

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    yes, but persistent radicals can exist due to high stability

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    High stability is due to resonance stablisation

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    life of these radical is long so can exist

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    got it??

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    yes sir

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    sir I have a doubt in the image pls check it

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    yes

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    sir the phenoxy redical image

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