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Identify ortho and para directing gr...

Identify ortho and para directing group from the following
`-underset(I ) (CHO) - underset(II)(NHCOCH_(3))- underset(III)OCH_(3)-underset(IV)(SO_(3)H)`

A

`III, IV`

B

`II, III`

C

`III, IV`

D

`I, IV`

Text Solution

Verified by Experts

The correct Answer is:
B
Generally electron withdrawing group such as - CHO and `SO_(3)` H group are meta directing group.
These group increase the electron density
particularly at ortho and para position of the sign as given below.
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