A complete, ready-to-teach 22-slide PowerPoint lesson for Pearson Edexcel International A Level Chemistry, Core Practical 4: making a standard solution and finding the concentration of sodium hydroxide. Built for the Unit 3 practical skills paper (WCH13).

Aim: Make a standard solution of sulfamic acid, H₂NSO₃H, and use it in a titration to find the concentration of a sodium hydroxide solution.

What’s inside:

• Learning objectives
• Safety and apparatus, with the hazard and control measure for each risk
• Watch it: the method in 4 stages, with the reason for every key step (the reasons exam questions ask for)
• Try it: a realistic set of results to process, with fully worked answers
• Check it: four quick multiple-choice questions on what the results show, with answers
• Exam tip: how to get the marks, drawn from mark-scheme wording
• 6 exam-style questions (15 marks) with mark-scheme slides
• Key fact summary and exit ticket
• Teacher notes on every slide

Editable .pptx. Also works in Google Slides and Keynote.