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Explain why is ortho nitrophenol more ac...

Explain why is ortho nitrophenol more acidic than ortho methoxyphenol?

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Ortho-nitrophenol is more acidic thn ortho methoxophenol because nitro group is electron withdrawing and will increase + ve charge on oxygen to make it more acidic wheras-OCH group is electron releasing it will decrease on oxygen making it less acidic + ve charge on oxygen making it less acidic,O-H bond will not break easily.
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Knowledge Check

  • The most suitable method of separation of amixture of ortho and para nitrophenols mixed in the ratio of 1:1 is

    A
    Steam distilation
    B
    Crystallisation
    C
    Vapourisation
    D
    Colour spectrum

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