Oxidation Rules
- Created by: EmilyStudley
- Created on: 14-09-15 18:34
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- Oxidation Rules
- 1. Atoms in sample elements = 0 e.g He, Mg
- 2. Group 1 metal atoms in a compound = +1
- 3. Group 2 metal atoms in a compound = +2
- 4. Fluorine atoms in a compound = -1
- 5. Oxygen atoms in compounds = -2 (except in peroxides / when combined with fluorine
- 6. Chlorine atoms in compounds = -1 (except when combined with fluorine or oxygen
- 7. Hydrogen always has = +1, except in the hydrides of the metals in groups 1 + 2 = -1
- 8. neutral species = 0
- 9. in an ion = equal to the charge on the ion
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