Skip to content

Home
Subjects
Past Papers
Key Terms

My Courses

Select your courses

Subjects

History
Geography
Biology
Chemistry
Physics
Mathematics

Resources

Browse Courses
Past Papers
Key Terms & Definitions
Pricing

About

Sign Up
Log In
Privacy Policy
Terms of Service

© 2026 GradeGen.AI

Not affiliated with any exam board.

Chemistry B
Air and water
Energy changes in reactions
Exothermic and endothermic reactions

Exothermic and endothermic reactions

OCR GCSE Chemistry B (J258) — Air and water

What You Need to Know

Distinguish between endothermic and exothermic reactions based on the temperature change of the surroundings.

Revision Notes

Exothermic and endothermic reactions

Practise with Past Papers Key Terms & Definitions

Previous Topic: Atmospheric changes over timeOxidation Next SubtopicReaction profiles