iron(II) oxide

uncountable

(chemistry) The chemical compound FeO, iron oxide where iron has a valence of +2.

Japanese Meaning

化学式FeOを持つ、鉄が+2価の酸化鉄、すなわち鉄(II)酸化物

During the archaeological analysis, they discovered a greenish crust composed mainly of iron(II) oxide on the ancient tool.

考古学的分析の際、古代の道具には主に酸化鉄(II)（FeO）から成る緑がかった被膜が見つかった。

Sense（1）

(chemistry) The chemical compound FeO, iron oxide where iron has a valence of +2.