MCQ
The IUPAC name of:
- A2 - hydroxy - 4 - pentanone
- B4 - keto - 2 - pentanol
- C2 - oxo - 4 - pentanol
- D4 - hydroxy - 2 - pentanone
Explanation:

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$(a)$ $PhCOOH$
$(B)$ $o-NO_2C_6H_4COOH$
$(C)$ $p-NO_2C_6H_4COOH$
$(D)$ $m-NO_2C_6H_4COOH$
$A\, + \,{O_2}\, \to \,B\,\,\,;\,\,\,B\, + \,{H_2}O\, \to \,C\, + \,A$
$A\,\,B$ and $C$ respectively are
