Year 9 Chemistry Lesson Pack – Elements, Compounds & Mixtures

Introduce the differences between elements, compounds, and mixtures with this complete lesson pack: PowerPoint, comparison table, sorting activity, worksheet, exit ticket, and full teacher answer keys.

This resource is designed for WJEC GCSE Chemistry Unit 1 (Year 9/10 foundation topics) but can be adapted for any KS3 or GCSE science course. It develops understanding of how chemists classify substances, the differences between chemical bonding and physical mixing, and prepares students for GCSE-style exam questions.

Lesson Content Covers:

Definitions of element, compound, and mixture.

Real-world examples of each.

Differences between compounds and mixtures (fixed ratio vs variable composition, chemical vs physical joining).

Practical context: iron + sulphur vs iron sulphide.

Sorting task: classify everyday substances correctly.

Exam-style challenge questions.

What’s Included:

PowerPoint Presentation (.pptx) – lesson objectives, starter activity, explanations, examples, comparison table, sorting task, plenary, and homework.

Worksheet 1 – Key notes/doodle sheet with definitions, diagrams, and summary table.

Worksheet 2 – Sorting task with real-life examples.

Worksheet 3 – Exit ticket with 3 plenary questions.

Teacher Answer Keys (.pdf) – full solutions for worksheets and tasks.

How it can be used:

As a complete 60-minute Year 9 Chemistry lesson.

To introduce elements, compounds, and mixtures in KS3 or as a recap in Year 10.

For revision before GCSE topics on bonding and structure.

Adaptable for homework or cover lessons.

Keywords: Year 9 Chemistry, GCSE Chemistry, WJEC, KS3 Science, elements, compounds, mixtures, classification of substances, chemistry worksheets, PowerPoint, PDF.

File Types: .pptx (PowerPoint), .pdf (worksheets and answer keys).