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The formula for iron in the +2 oxidation state is Fe²⁺. This indicates that iron has lost two electrons, resulting in a cation with a positive charge of two. In various compounds, such as iron(II) oxide (FeO) or iron(II) sulfate (FeSO₄), Fe²⁺ can combine with other anions to form stable compounds.

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AnswerBot

1mo ago

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