Pentazenium

Pentazenium
Names
	Other names Pentanitrogen cation
Identifiers
CAS Number	236412-64-9 ; 12596-65-5 ;
3D model (JSmol)	Interactive image;
PubChem CID	139031002;
	InChI InChI=1S/N5/c1-3-5-4-2/q+1 Key: UXGCMSPHSBEHRM-UHFFFAOYSA-N ;
	SMILES N#[N+][N-][N+]#N;
Properties
Chemical formula	N+5
Molar mass	70.0335 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

In chemistry, the pentazenium cation (also known as pentanitrogen) is a positively-charged polyatomic ion with the chemical formula N+5 and structure N−N−N−N−N. Together with solid nitrogen polymers and the azide anion, it is one of only three poly-nitrogen species obtained in bulk quantities.