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	hartrees
Energy at 0K	-355.099397
Energy at 298.15K	-355.103574
HF Energy	-354.287523
Nuclear repulsion energy	191.192919

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A	3966	3685	53.77
2	A	1959	1821	563.42
3	A	1591	1478	80.84
4	A	1498	1392	251.27
5	A	1164	1082	2.19
6	A	963	895	181.87
7	A	848	788	20.94
8	A	786	730	5.62
9	A	616	572	1.20
10	A	424	394	45.65
11	A	329	305	83.58
12	A	141	131	16.80

Atom	x (Å)	y (Å)	z (Å)
N1	0.583	0.070	0.002
O2	-0.562	-0.746	0.096
O3	-1.689	-0.016	-0.158
O4	1.560	-0.582	-0.036
O5	0.420	1.235	0.012
H6	-1.912	0.385	0.679

	N1	O2	O3	O4	O5	H6
N1		1.4088	2.2796	1.1748	1.1764	2.6045
O2	1.4088		1.3668	2.1323	2.2118	1.8550
O3	2.2796	1.3668		3.3004	2.4576	0.9541
O4	1.1748	2.1323	3.3004		2.1453	3.6744
O5	1.1764	2.2118	2.4576	2.1453		2.5697
H6	2.6045	1.8550	0.9541	3.6744	2.5697

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
N1	O2	O3	110.416	O2	N1	O4	110.915
O2	N1	O5	117.363	O2	O3	H6	104.720
O4	N1	O5	131.682

All results from a given calculation for HOONO₂ (peroxy nitric acid)

using model chemistry: CID/6-311G*

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for HOONO2 (peroxy nitric acid)

using model chemistry: CID/6-311G*

States and conformations

All results from a given calculation for HOONO₂ (peroxy nitric acid)