Chemistry 5070 · O Level · Formulae, functional groups and terminology

Formulae, functional groups and terminology — practice question

Use the compounds listed below to answer the questions. Compound A: CH3OH. Compound B: HCOOH. Compound C: CH3CH2OH. Compound D: CH3COOCH3. Compound E: cyclobutane (ring of four CH2 groups). Compound F: CH3CH2CH2CH3. Compound G: CH3CH2CH=CH2. Compound H: CH3CH2CH2COOH. Each compound may be selected once, more than once, or not selected at all.
(a(i))[1]

State the compound that is methanoic acid.

(a(ii))[1]

State which compound is produced by the hydration of ethene.

(a(iii))[1]

State the compound whose empirical formula is $C_2H_4O$.

(a(iv))[1]

State which compound is used in making an addition polymer.

(a(v))[1]

State the compound that is an ester.

(b)[1]

State which two compounds are structural isomers of each other.

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