Carry out the following conversions:

(i) Propanoic acid to 2-bromopropanoic acid

(ii) Benzoyl chloride to benzaldehyde

Choose the correct response for each conversion:

a) Both conversions are not possible
b) Only (i) is possible
c) Only (ii) is possible
d) Both conversions are possible

How will you distinguish between benzaldehyde and acetaldehyde?

a) Benzaldehyde reacts with Tollens' reagent to give a silver mirror, while acetaldehyde does not.
b) Acetaldehyde reacts with Fehling's solution to give a brick-red precipitate, while benzaldehyde does not.
c) Benzaldehyde reacts with Benedict's solution to give a brick-red precipitate, while acetaldehyde does not.
d) Acetaldehyde reacts with Tollens' reagent to give a silver mirror, while benzaldehyde does not.