MEDIUMMCQ SINGLENEET ChemistryInorganic ChemistryCarboxylic Acids and DerivativesGeneral

The IUPAC name of is

A.but-3-enoic acid✓ Correct

B.but-1-enoic acid

C.pen-4-enoic acid

D.prop-2-enoic acid

Explanation

There are two functional groups in the compound and the numbering will start from the carboxylic group. The numbering of the compound in the expanded form is given below: Therefore, the name of the compound will be but-3- enoic acid

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