Aldehyde and Ketone

Identify the product $Q$ in the following reaction sequence,

Which of the following does not give a white precipitate with sodium bisulphide?

Which of the following compounds on reaction with $\mathrm{CH}_3 \mathrm{MgBr}$ followed by acid hydrolysis gives a tertiary alcohol?

Which of the following compounds does not react with sodium bisulphate?

In a set of reactions acetophenone gave a product \(B\). Identify the product \(B\).
$$\mathrm{C}_6 \mathrm{H}_5 \mathrm{COCH}_3 \xrightarrow{\mathrm{C}_6 \mathrm{H}_5 \mathrm{MgBr}} A \xrightarrow{\mathrm{H}^{+} / \mathrm{H}_2 \mathrm{O}} ...

Arrange the following compounds in decreasing order of their boiling points.
\(\mathrm{CH}_3 \mathrm{CHO}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}, \mathrm{CH}_3 \mathrm{OCH}_3, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_3\)

Identify B in the following series of reaction
\(\mathrm{CH}_3 \mathrm{CHO} \xrightarrow{\mathrm{CH}_3 \mathrm{MgX}} A \xrightarrow{\mathrm{HOH}} B\)

\(\mathrm{C}_6 \mathrm{H}_5 \mathrm{COCl} \xrightarrow{\mathrm{NH}_3} X \xrightarrow{\mathrm{P}_2 \mathrm{O}_5} Y \xrightarrow[\mathrm{H}_2]{\mathrm{Ni}} Z\)
the end product in the above sequence of reactions is

Among the following, the least reactive aldehyde is

Propanal on reaction with lithium aluminium hydride gives