The oxidation state of the potassium ion (K) in K2O is +1, as it typically loses one electron to achieve a stable electron configuration. The oxidation state of the oxygen ion (O) in K2O is -2, as it tends to gain two electrons to reach a stable electron configuration.
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The oxidation number for O in K2O is -2. Oxygen typically has an oxidation number of -2 in most compounds. Since there are two oxygen atoms in K2O, the total oxidation number contributed by the oxygen atoms is -4.
The ionic compound of K2O is potassium oxide. It is formed from the combination of potassium (K) cations and oxide (O) anions. Its chemical formula is K2O.
K2O is potassium oxide
The balanced equation for the reaction between hydrochloric acid (HCl) and potassium oxide (K2O) is 2HCl + K2O → 2KCl + H2O.
The compound name for K2O is potassium oxide.