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Organic Chemistry – Some Basic Principles and Techniques

Organic Chemistry – Some Basic Principles and Techniques

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

  • −COOH, −SO3H, −CONH2, −CHO

  • −SO3H, −COOH, −CONH2, −CHO

  • −CHO, −COOH, −SO3H, −CONH2

  • −CONH2, −CHO, −SO3H, −COOH

Answer

B.

−SO3H, −COOH, −CONH2, −CHO

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