iron oxide
English edit
Noun edit
iron oxide (countable and uncountable, plural iron oxides)
- (chemistry) The compound obtained by the reaction of oxygen on iron. Either iron(II) oxide (old term ferrous oxide, chemical formula FeO) or iron(III) oxide (old term ferric oxide, chemical formula Fe2O3). Generally known as rust when hydrated.
Synonyms edit
- E172 when used as a food colouring
Translations edit
compound
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