Science, asked by DasanPilla4136, 1 year ago

what is caused by sir and sip effect

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Answered by Ratnesh1231
1
The SIR effect or steric inhibition of resonance is also known as ortho effect. It is the effect specially noticed in ortho substituted aniline. ... If there is two bulky group in ortho substituted compound the repulsion between them lead to send the gropu out of the benzene plain. Hence Resonance get stopped
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