Identify the oxidation-reduction reactions from the following list, and justify why.

Question

i) Hydrochloric acid neutralising sodium hydroxide.
ii) Electrolysis of water
iii) Esterification of ethanol and ethanoic acid
iv) Iron nail in copper sulfate solution

(I think helping me with 1 or 2 of the above should be able to help me understand it). Thanks!

Answer 1

Remove this post please, will re-post with the correct subject (force of habit :X)