Question

Give examples for peroxides and superoxides​

Answer 1

Answer:

Lithium (and to some extent sodium) form simple oxides, X2O, which contain the common O2− ion . Sodium (and to some extent potassium) form peroxides, X2O2, containing the more complicated O2−2 ion. Potassium, rubidium and cesium form superoxides, XO2. containing the superoxide ion, O−2.

Answer 2

Answer:

Alkali metals from oxide, M2O, peroxides, M2O2, and superoxides, MO2. The Alkali earth metals In the superoxide ion , O2, the oxygen has an oxidation number of -1/2.