The amine $A$,when treated with nitrous acid,gives a yellow oily substance. The amine $A$ is

Which of the following is the correct increasing order of basic strength of the given compounds in aqueous solution?

Which of the following will give $N_2$ gas on treatment with nitrous acid?

For the transformation shown below,the reagent used is:
$3-bromobenzenediazonium \ chloride \rightarrow \text{bromobenzene}$

$A$ solution contains $1 \ g \ mol$ each of $p-$toluene diazonium chloride and $p-$nitrophenyl diazonium chloride. To this,$1 \ g \ mol$ of alkaline solution of phenol is added. Predict the major product and explain your answer.

Identify an aromatic,mixed,$3^{\circ}$ amine from the following.