Rubidium superoxide

Rubidium superoxide
Names
	Other names Rubidium hyperoxide
Identifiers
CAS Number	12137-25-6;
3D model (JSmol)	Interactive image;
CompTox Dashboard (EPA)	DTXSID201315494 ;
	InChI InChI=1S/O2.Rb/c1-2;/q-1;+1 Key: AFEOXRVICKHWAE-UHFFFAOYSA-N;
	SMILES O=[O-].[Rb+];
Properties
Chemical formula	RbO2
Molar mass	117.466 g·mol−1
Appearance	Bright yellow
Structure
Crystal structure	Distorted CaC2 structure
Related compounds
Other cations	Lithium superoxide; Sodium superoxide; Potassium superoxide; Caesium superoxide;
Related rubidium oxides	Rubidium suboxide; Rubidium oxide; Rubidium sesquioxide; Rubidium peroxide; Rubidium ozonide;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Rubidium superoxide or rubidium hyperoxide is a chemical compound with the chemical formula RbO₂. In terms of oxidation states, the negatively charged superoxide and positively charged rubidium give it a structural formula of Rb⁺[O₂]⁻.