Chemistry 5070 · O Level · Alcohols

Alcohols — practice question

The table gives some data on the homologous series of unbranched alcohols.
(a(i))[1]

What is the general formula of the homologous series for unbranched alcohols?

(a(ii))[1]

Predict the boiling point for hexanol, which has six carbon atoms in each molecule.

(b)[3]

Describe how ethanol is manufactured by the fermentation of aqueous glucose.

(c)[2]

Butanol reacts with ethanoic acid to form an ester. State the name of this ester and draw its structure. Include every atom and every bond in the ester linkage.

(d)[3]

Ethanol is a gas at $100^\circ\text{C}$. Describe what happens to the arrangement and motion of the molecules when ethanol is cooled from $100^\circ\text{C}$ to $25^\circ\text{C}$.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: Either CₙH₂ₙ₊₁OH OR CₙH₂ₙ₊₂O

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