Atomic Structure - Mass Number, Isotopes and Ions｜AQA A Level Chemistry Revision

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Physical Chemistry #2 (Year 1 Revision)

This is intended to be an ultimate guide and revision video on the first section of the 3.1.1.2 Mass number and isotopes sub-topic under the 3.1.1 Atomic structure topic for the AQA A-Level chemistry specification.. The aim of this video is to help all of you revise and prepare for your paper 1 and 3 exams.
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I teach you everything you need to know for the following points:
◼ Mass number (A) and atomic (proton) number (Z).
◼ You should be able to:
1. Determine the number of fundamental particles in atoms and ions using mass number, atomic number, and charge
2. Explain the existence of isotopes
◼ Bonus: Understand ions and ionic charge
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⏱ In this video we cover:
00:00 - Introduction
00:23 - What you need to know
09:04 - Test Yourself Questions
09:54 - Test Yourself Answers and Method
11:58 - Active recall
15:10 - Spec check

📝 AQA A-level Chemistry Specification 📖
https://bit.ly/3Qn1Hqj

📚 Although this tutorial focuses on AQA, the concepts covered here are also applicable to other exam boards, such as OCR and Edexcel

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