1303OxidNumberRulesFall2013 copy.pdf - Rules for Assigning Oxidation Numbers See Chang 11th edition pages 136 Type of species 1 Free elements 2 Ions of

# 1303OxidNumberRulesFall2013 copy.pdf - Rules for Assigning...

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Rules for Assigning Oxidation Numbers See Chang, 11 th edition, pages 13 6 Type of species Oxidation Number 1. Free elements: 0 2. Ions of a single atom: charge on ion 3. oxygen: –2, usually In peroxides ( i.e., H 2 O 2 ), the oxidation number of O = –1. See also item 7. 4. hydrogen: +1, usually In metal hydrides ( i.e., LiH), the oxidation number of H = –1. 5. halogens: F –1 in all compounds

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