Chemistry 0620 · IGCSE · Formulae, functional groups and terminology

Formulae, functional groups and terminology — practice question

The displayed structures of four organic compounds, B, C, D and E, are given.
(a(i))[1]

State which of B, C, D or E dissolves in water to give an acidic solution.

(a(ii))[1]

State which of B, C, D or E is a saturated hydrocarbon.

(a(iii))[1]

State which of B, C, D or E is unreactive except when it burns.

(a(iv))[1]

State which of B, C, D or E decolourises aqueous bromine.

(b)[4]

Describe the manufacture of ethanol from ethene, including ethene's formula, the name of the other reactant and the conditions required.

(c)[3]

Complete the table to show the names of some petroleum fractions and what they are used for.

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: compound B

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