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Chemistry /
PAST-PAPER PRACTICE · QCAA 2025

Practise with past papers.

A little of everything. 14 selected past-paper questions. Work at your own pace; explanations appear after submission.

2025
EXTERNAL ASSESSMENT · PAPER 1

Bring the ideas together.

One mark per question. This untimed practice set selects questions relevant to the current syllabus from an earlier paper; it is not a complete examination.

Go further with the full papers.

The official papers include written responses and additional topics. Use the original marking guide when marking the complete papers.

Questions: © State of Queensland (QCAA) 2025, CC BY 4.0. Selected from the 2025 external assessment, Paper 1. Layout, formula typography and Q17 distractor notation adapted; the cell stimulus is expressed in cell notation. Explanations are by weirdfacts, not the official marking guide. This is a selected-question practice set, not a full or current-year examination. CC BY 4.0 · QCAA copyright

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