Suggest a suitable chlorinating reagent for stage 1.
Name the functional group formed in stage 2.
Identify the other product formed in stage 2.
State the formula of a suitable reagent for stage 3.
Name the type of reaction that occurs in stage 3.
Calculate the relative abundance of the $\text{M}+1$ peak in the mass spectrum of ethylamine.
The mass spectrum of compound T shows several fragments. Two of the peaks have $m/e$ values of 29 and 91. Draw the structures of the ions responsible for these peaks.
Identify the proton or protons with a chemical shift $\delta$ in the range $6.0$ to $9.0$.
Identify the proton or protons whose peak will disappear if $\text{D}_2\text{O}$ is added.
Identify the proton or protons whose peak is a triplet.
Identify the proton or protons with the lowest chemical shift $(\delta)$.