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Maria J. 5.0 (1)

University of Leicester - MEng Chemistry

Outstanding results with tailored teaching and more than 30 years teaching experience

¬£67 / hour
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Final exams fast approaching? Get yourself in the best position possible with our 1-day online AQA and OCR (A) Chemistry A-level Exam Preparation Course on 26th May or 1st June. Book now!
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The videos below are from the YouTube channels MaChemGuy and Mr C Dunkley. Subscribe to keep up to date with the latest videos.

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Oxidation Number 1

This video explains what an oxidation number is and the rules involved in working the oxidation number of a certain element.

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Oxidation Number 2

This video provides more examples to show how the rules of working out the oxidation number are used.

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Redox Reactions (looking at electrons)

This video explains what a redox reaction is in terms of loss or gain electrons and gives examples of reaction explaining where the oxidation and reaction takes place.

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Redox Reactions (looking at oxidation number)

This video explains how one can determine the oxidation and reduction taking place in a redox reaction using oxidation numbers.

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