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20 terms

O'Neill Chem 1 Oxidation #s

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2-
Oxygen (in compound)
peroxides are 1-
(like H₂O₂)
Oxygen exception
1+
Hydrogen (in compound)
metal hydrides 1-
(LiH, MgH₂)
Hydrogen exception
0
substance in natural state
(Li, Mg, Fe, Ne, Br₂, F₂, H₂, O₂)
1+
alkali metal (in compound)
1+
Li (lithium; in compound)
1+
Na (sodium; in compound)
2+
alkaline earth metal (in compound)
2+
Mg (magnesium; in compound)
2+
Ca (calcium; in compound)
1-
Halogens (in compound)
1-
Cl (in compound)
1-
F (in compound)
1-
Br (in compound)
When with lots of oxygen
(ClO₂⁻; ClO₃⁻; ClO₄⁻)
Halogens exceptions
0
Fluorine gas (F₂)
0
Oxygen gas (O₂)
0
Solid lithium (Li)
0
Solid calcium (Ca)