What are oxidation states?

Some articles on oxidation states, oxidation state, state, states:

Metal–ligand Multiple Bond - Conventions - Representing Oxidation States
... There are two motifs to indicate a metal oxidation state based around the actual charge separation of the metal center ... Oxidation states up to +3 are believed to be an accurate representation of the charge separation experienced by the metal center ... For oxidation states of +4 and larger, the oxidation state becomes more of a formalism with much of the positive charge distributed between the ligands ...
Bromine Compounds - Compounds and Chemistry - Inorganic Chemistry
... compounds Inorganic bromine compounds adopt a variety of oxidation states from −1 to +7 ... In nature, bromide (Br-) is by far the most common state, and departures from this -1 oxidation state are entirely due to living organisms and bromide's interaction with ... Examples of compounds for bromine's various oxidation states are shown below Oxidation states of bromine −1 HBr 0 Br2 +1 BrCl +3 BrF3 +5 BrF5 +5 BrO− 3 +7 BrO− 4 Bromine is an ...
List Of Oxidation States Of The Elements
... This is a list of known oxidation states of the chemical elements, excluding nonintegral values ... The most common states appear in bold ... Oxidation state 0, which occurs for all elements, is implied by the column with the symbol of the element ...
List Of Oxidation States Of The Elements - List
... Element Noble gas Element Negative oxidation states Zero Positive oxidation states Notes −4 −3 −2 −1 0 +1 +2 +3 +4 +5 +6 +7 +8 hydrogen −1 H +1 helium He lithium Li +1 ... The periodicity of the oxidation states was one of the pieces of evidence that led Langmuir to adopt the rule ...

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