(a)(i) State three characteristics of a homologous series. (ii) Give the name and structural formula of the second member of the alkyne series. (iii) Write ...

(a)(i) State three characteristics of a homologous series.

(ii) Give the name and structural formula of the second member of the alkyne series.

(iii) Write an equation to represent the combustion of ethane in excess oxygen.

(b) Name the type of reaction involved in the conversion of ethanol to

(i) ethene;

(ii) ethylethanoate;

(iii) chloroethane;

(iv) ethoxide

(v) ethanoic acid

(c) Consider the following compound.

(i) Write its IUPAC name.

(ii) Give its molecular formula and empirical formula

(iii) List the products of its H H 0 reaction with saturated Na\(_2\)CO\(_3\) solution.

(iv) State with reason whether its boiling point will be higher or lower than that of the corresponding alkane.

(d) A vegetable oil X was treated with activated charcoal and then with a gas Y in the presence of a catalyst in order to manufacture

(i) Identify Y.

(ii) State the function of the activated charcoal.

(iii) What is the catalyst used?

(iv) If a sample of X is heated with concentrated sodium hydroxide solution, list the products that will be obtained.