A leveled resourced suitable for all abilities aimed at supporting GCSE students with revision for the topic Acids and Bases. It includes a brief introduction with background information then a series of tasks to cover all the learning points from both the single Chemistry and combined science GCSE courses. Includes links to websites to support learning

A complete lesson covering specification section 4.2.4 b of the OCR A level chemistry the link between infrared radiation and global warming. It covers how certain bonds absorb IR radiation and then vibrate more, effectively trapping heat. It explains the difference between the green house effect and global warming. It also looks at some of the ways we are making the problem worse as well as the possible effects. In revision it also includes the role of HFCs and HCFCs. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers provided

This is a complete lesson covering sections 5.1.2 e and f of the OCR chemistry specification- Kw and strong bases. It goes through how to calculate the ionisation of water (Kw) and its use in the pH scale. It also look as at calculating the pH of strong bases as well as pOH. It also covers the links between pH and pOH and how one can be used to calculate the other. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets