| oxidation number | (n) the degree of oxidation of an atom or ion or molecule; for simple atoms or ions the oxidation number is equal to the ionic charge, Syn. oxidation state, Example: the oxidation number of hydrogen is +1 and of oxygen is -2 |
| 亜 | [あ, a] (pref) (1) sub-; (2) -ous (indicating a low oxidation state); -ite #1,338 [Add to Longdo] |
| 次亜 | [じあ, jia] (pref) hypo- -ous (indicating the lowest oxidation state); hypo- -ite [Add to Longdo] |