Imidogen

Imidogen
Names
	IUPAC name λ1-Azanylidene
	Other names Aminylene; Azanylene; Azanylidene; Imidogen; Nitrene λ1-azane; hydridonitrogen
Identifiers
CAS Number	13774-92-0;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:29339;
ChemSpider	4574105 ;
Gmelin Reference	66
PubChem CID	5460607;
CompTox Dashboard (EPA)	DTXSID80420101 ;
	InChI InChI=1S/HN/h1H Key: PDCKRJPYJMCOFO-UHFFFAOYSA-N ;
	SMILES [NH];
Properties
Chemical formula	HN
Molar mass	15.015 g·mol−1
Conjugate acid	Nitrenium ion
Structure
Molecular shape	linear
Thermochemistry
Heat capacity (C)	21.19 J K−1 mol−1
Std molar; entropy (S⦵298)	181.22 kJ K−1 mol−1
Std enthalpy of; formation (ΔfH⦵298)	358.43 kJ mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Imidogen is an inorganic compound with the chemical formula NH. Like other simple radicals, it is highly reactive and consequently short-lived except as a dilute gas. Its behavior depends on its spin multiplicity.