Of the following,which is the product formed when cyclohexanone undergoes aldol condensation followed by heating?

The increasing order of the equilibrium constant for the formation of a hydrate from the following compounds is:

The major product formed in the following reaction is:
$CH_3CHO + PhCOCH_3 \xrightarrow{\text{dil. } NaOH}$

Identify the symmetrical ketone from the following compounds.

Which of the following will not give the iodoform test?

Identify the set in which $X$ and $Y$ are correctly matched for the reaction of benzaldehyde with a reagent $X$ to form product $Y$.