return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Experimental > One molecule all properties

Experimental data for HNO3 (Nitric acid)

22 02 02 11 45
Other names
Acide nitrique; Acido nitrico; Aqua fortis; Azotic acid; Azotowy kwas; Hydrogen nitrate; Kyselina dusicne; NA 1760; Nitric Acid; Nitric acid fuming; Salpetersaure; Salpeterzuuroplossingen;
INChI INChIKey SMILES IUPAC name
InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4) GRYLNZFGIOXLOG-UHFFFAOYSA-N O=N(O)=O Nitric Acid
State Conformation
1A' CS
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp) An error occurred on the server when processing the URL. Please contact the system administrator.

If you are the system administrator please click here to find out more about this error.

Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -133.91 0.60 kJ mol-1 Gurvich
Hfg(0K) enthalpy of formation -124.20 0.60 kJ mol-1 Gurvich
Entropy (298.15K) entropy 266.88   J K-1 mol-1 Gurvich