MCQ
At normal temperature, $X$ and $Y$


- Aresonance structures
- ✓tautomers
- Cfunctional isomers
- Dpositional isomers

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$CH_3 - CH = CH - CH_3 \xrightarrow{{{O_3}}} A $$\xrightarrow[{Zn}]{{{H_2}O}} B.$
The compound $B$ is
