Core Practical 1: Measuring the molar volume of a gas | Edexcel International A Level Chemistry lesson with exam-style questions and answers. All this and more covered in this comprehensive lesson with questions and answers! This is a Year 12 AS level lesson for Edexcel International Unit 1 – WCH11, but it can also be used for Edexcel UK A level, since the practical is the same! All the slides in this lesson are fully animated and include answers to every mini plenary question and exam question.

Slide 1 - Title and 5-minute starter. The starter is a grid of four questions entitled ‘last week, last lesson, today’s learning and future learning’. Use this generic slide for all your lessons by simply changing the questions and the answers each time.
Slide 2 - Lesson objectives (see thumbnail image)
Slide 3 – recap quiz with some molar gas volume problems. Answers animate on the screen as you click
Slide 4 – aim of practical is presented to students (To determine the molar volume of carbon dioxide gas at room temperature and pressure (RTP) by measuring the volume of CO₂ produced from a known amount of calcium carbonate)
Slide 5 – equipment list
Slide 6 – control measures for safety
Slide 7 – method for the practical
Slides 8 – 10: results table. Print the hidden slides as two slides per page and trim for your students
Slides 11 – 14: this section unpicks some of the steps in the method in a bit more detail, explaining thoroughly some techniques or concepts which Edexcel frequently assume your students (or you!) know already! This will also help students with Paper 3 exam questions
Slide 15 – safety slide to be displayed during the practical
Slides 16 – 18: sample results. At least one group in your class will need these!
Slides 19 – 21: analysis questions to be completed after the practical. Print and have to hand for those groups which will finish early
Slides 22 – 24: answers to the analysis questions animate on the slides as you click, for you to review with your class
Slides 25 – 27: evaluation question. These are exam-style questions and students should complete these in their exercise books. The hidden slides are intended to be printed
Slide 28 – answers to the evaluation questions for you to review with your students

We hope this resource saves you time!

Please consider leaving a review! This really helps promote our store! Thanks!