A-level Chemistry Revision with Jonas provides you with easy-to-follow theory and examples. With years of experience Jonas helps students to improve their confidence and skills so that they would be able to succeed in their exams. This episode covers:

• Oxidation states
• Percentage composition
• Molecular formulae
• Molecular shapes

Resources:

• Questions for this topic: https://studysquare.co.uk/test/Chemistry/Edexcel/A-level/Formulae

• Exam Revision Guide: https://www.studysquare.co.uk/pdf

• Online tutoring: https://www.studysquare.co.uk/tutoring

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