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Compounds, Elements & Mixtures Digital Lesson | KS3 Chemistry Self-Marking
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👩‍🏫 Lesson Slides 🗒️ Teacher Notes
Year 7 Science Year 8 Science Year 9 Science

Compounds, Elements & Mixtures Digital Lesson | KS3 Chemistry Self-Marking

☆☆☆☆☆ Add your review • Year 7–9 • 🎓 Interactive Lesson & Activities

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  • Interactive lessons that mark answers and read aloud
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Lesson at a glance

What pupils will learn

  • Identify the number of atoms and elements in a compound.
  • Compare the properties of elements and compounds.
  • Classify substances as elements, compounds or mixtures.
  • Understand the key differences between elements, compounds and mixtures.

Curriculum

UK
Year 7–9 Science, National Curriculum (England)
Topic area
Particles, Elements and Compounds
US equivalent
Grades 6–8 (year level only; not mapped to US standards)

What the lesson covers

  • What Is an Element?
  • Sodium Meets Chlorine
  • Sodium Chloride — A Compound
  • Iron and Sulfur — Two Elements
  • Mixing Iron and Sulfur
  • Heating Iron and Sulfur — A New Substance Forms
  • What Is a Mixture?
  • What Makes a Compound Different?

How it is interactive

  • 14 multiple-choice questions
  • 3 fill-in-the-blank questions
  • 2 sorting and ordering tasks
  • 2 embedded interactive activities
  • 1 sentence-writing task
  • 1 drag-the-words sentence

Feedback and what you get

Questions are marked automatically as pupils answer: a sound and a character reaction show straight away whether they are right, and correct answers earn points, with a results screen at the end. Sentence-writing tasks are for pupils' own answers and are not marked automatically.

A 38-slide interactive lesson that runs in any web browser on a computer, tablet or interactive whiteboard. Members open it online from their year group page. Buying it on its own gives you a .zip download to unzip and open.

Free preview: try the first slides before you decide. Included in every Skoolmaths plan.

🧪 Make chemistry engaging with this interactive KS3 lesson on compounds, elements and mixtures!

Help students understand the differences between elements, compounds and mixtures through an interactive digital lesson packed with self-marking activities, drag-and-drop tasks, quizzes and instant feedback.

Designed for KS3 Science (Year 7), this no-prep lesson is perfect for classroom teaching, independent learning, homework, revision or cover lessons. It supports the National Curriculum for England and provides an excellent foundation for GCSE Chemistry.

Perfect for:

  • KS3 Chemistry
  • Year 7 Science
  • Secondary Science
  • Cover lessons
  • Home learning
  • Revision
  • Assessment for Learning (AfL)

Students Will Learn

  • ✔ What an element is
  • ✔ What a compound is
  • ✔ What a mixture is
  • ✔ The differences between elements, compounds and mixtures
  • ✔ Atoms and molecules
  • ✔ Chemical symbols and formulae
  • ✔ The Periodic Table
  • ✔ Physical and chemical properties
  • ✔ How mixtures can be separated
  • ✔ Real-world examples of elements, compounds and mixtures

Interactive Activities Include

  • ✅ Engaging introduction video
  • ✅ Interactive teaching slides
  • ✅ Self-marking quizzes
  • ✅ Drag-and-drop activities
  • ✅ Matching exercises
  • ✅ Fill-in-the-gap tasks
  • ✅ Sorting and classification activities
  • ✅ Multiple-choice questions
  • ✅ Periodic Table activities
  • ✅ End-of-lesson assessment
  • ✅ Instant feedback throughout

What’s Included

  • Interactive HTML5 lesson
  • Self-marking activities
  • Teacher answer key
  • Instant student feedback
  • No preparation required

Ideal For

  • KS3 Chemistry
  • Year 7 Science
  • Classroom teaching
  • Independent learning
  • Homework
  • Remote learning
  • Revision
  • Cover lessons
  • Intervention groups

Curriculum Links

National Curriculum England – KS3 Science (Chemistry)

This resource supports teaching of:

  • The particle model
  • Elements, compounds and mixtures
  • Atoms and molecules
  • Chemical symbols and formulae
  • The Periodic Table
  • Physical and chemical changes
  • Separation techniques for mixtures
  • Properties of materials

Suitable for:

  • National Curriculum KS3
  • AQA KS3 Activate
  • Oxford KS3 Science
  • OCR Gateway KS3
  • Edexcel KS3 Science
  • Most UK secondary science schemes of work

Why Teachers Love This Resource

  • ⭐ No preparation required
  • ⭐ Self-marking activities save valuable marking time
  • ⭐ Highly engaging and interactive
  • ⭐ Instant feedback promotes independent learning
  • ⭐ Perfect for classroom teaching, homework, revision and cover lessons
  • ⭐ Works on laptops, Chromebooks and tablets
Year GroupsYear 7–9
Resource Type🎓 Interactive Lesson & Activities
FormatDigital Only
CurriculumEngland & Wales — KS3 (Years 7–9)
Added25 July 2026

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