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The correct decreasing order of priority...

The correct decreasing order of priority for the functional groups of organic compounds in the IUPAC system of nomenclature is

A

`-COOH, - SO_3H, - CONH_2, -CHO`

B

`-SO_3H, -COOH, -CONH_2, - CHO`

C

`-CHO, - COOH, -SO_3H, -CONH_2`

D

`CONH_2, -CHO, -SO_3H, -COOH`

Text Solution

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The correct Answer is:
B
`SO_3H gt -COOH gt -CONH_2 gt -CHO`
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