CAIE A-Level Chemistry AS Reference Structural Displayed and Skeletal Formula Conventions Questions

Practise representing organic compounds with structural, displayed and skeletal formulae, including clear partial structures and the preferred aromatic ring convention.

Exam points

draw unambiguous structural and displayed formulae for named organic compounds
convert between structural and skeletal representations, including partial-skeletal forms
use the preferred aromatic ring convention when drawing organic structures

[Maximum number: 3]

$4\left(\mathrm{CH}_{3}\right)_{3} \mathrm{CCHO}$ is used in the synthesis of some antibiotics.

X, Y and Z are all isomers of $\left(\mathrm{CH}_{3}\right)_{3} \mathrm{CCHO}$ .

A summary of some of the reactions and properties of X, Y and Z is shown in the table.

Table for Question CAIE A-Level Chemistry AS Reference Structural Displayed and Skeletal Formula Conventions Questions question 1 — CAIE A-Level Chemistry AS

Draw the skeletal formula of Z.

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CAIE A-Level Chemistry AS Reference Structural Displayed and Skeletal Formula Conventions Questions question 1