Write a balanced chemical equation for each of the following:

(i) Producing ethane from bromoethane using Zn/Cu couple in alcohol.

(ii) Complete combustion of ethane

State one relevant reason for the following: Sodalime is preferred to sodium hydroxide in the laboratory preparation of methane.

Draw the structural formula for each of the following:

     A: 2,2 dimethyl pentane
     B: methanol

Give one word or a phrase for the following statement:

The reaction in which carboxylic acid reacts with alcohol in the presence of conc. H₂SO₄, to form a substance having a fruity smell.