Chemistry AQA AS Unit 2 Redox Reactions

Made these notes for my year 12 summer exam to revise and read over. There are spelling mistakes in most of my files but due to the busy exam schedule I had no time to correct them (sorry).

Most files have more information than what is needed but I feel it helps you feel more confident walking into the exam if you have a greater knowledge background and may help when having to apply knowledge to questions. Good luck :)

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  • Created by: Chelcie
  • Created on: 02-09-13 13:37

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Redox Reactions
Redox is short for reduction-oxidation. It is the transferring of electrons from one species to another.

OXIDATION: A reaction where an atom or a group of atoms lose electrons.

OXIDISING AGENT: A reagent that oxidises (removes electrons from) another species.

REDUCTION: A reaction in which an atom or…

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To work out half equations, you need to know the elements that have been oxidised and

Elements 0
Metal ions (group 1, 2, 3) Ionic state +1, +2, +3
Hydrogen ions +1 (metal hydrides -1)
Fluoride ions -1
Oxygen ions -2 (except F and peroxides, -1)…


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