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  4. Arrange in decreasing order of + R power in the given groups (1)-NH2 (2)-OΘ (3)-OH (4)-NHCOCH3

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Q. Arrange in decreasing order of + R power in the given groups

$\left(1\right)-NH_{2}$

$\left(2\right)-O^{\Theta}$

$\left(3\right)-OH$

$\left(4\right)-NHCOCH_{3}$

NTA AbhyasNTA Abhyas 2020Organic Chemistry – Some Basic Principles and Techniques

Solution:

+ R power depends on delocalisation of electrons in resonance, the more electron rich species can easily give their electrons for delocalisation. This also depends on electronegativity and charge on donar atoms. Negatively charged and less electronegative atoms are better donars.