MCQ
The $IUPAC$ name of the compound is _________.


- A$5-$formylhex$-{2-}$en$-{3-}$one
- B$5-$methyl${-4}-$oxohex$-{2-}$en${-5}-$al
- C${3-}$keto$-{2-}$methylhex${-5}-$enal
- ✓${3-}$keto$-{2-}$methylhex${-4}-$enal


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$Y$ is
$A$. Compound ' $B$ ' is aromatic
$B$. The completion of above reaction is very slow
$C$. '$A$' shows tautomerism
$D$. The bond lengths $C - C$ in compound $B$ are found to be same
Choose the correct answer from the options given below :
$A$. Column chromatography
$B$. Thin layer chromatography
$C$. Paper chromatography
Choose the most appropriate answer from the options given below:
The value of $x$ is
The functional group present in $B$ and name of the reaction would be