CCCBDB listing of experimental data page 2

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Mode Number	Symmetry	Frequency			Intensity			Comment	Description
Mode Number	Symmetry	Fundamental(cm^-1)	Harmonic(cm^-1)	Reference	(km mol^-1)	unc.	Reference	Comment	Description
1	A'	3540		webbook
2	A'	1728
3	A'	1397
4	A'	1304
5	A'	941
6	A'	803
7	A'	648
8	A'	466
10	A"	722
12	A"	145

Bond Type	Count
N=O	2
N-O	1
O-O	1
H-O	1

Atom 1	Atom 2
N1	O2
N1	O4
N1	O5
O2	O3
O3	H6

State	Config	State description	Conf description	Exp. min.	Dipole (Debye)				Reference	comment	Point Group	Components
State	Config	State description	Conf description	Exp. min.	x	y	z	total	Reference	comment	Point Group	dipole	quadrupole
1	1	¹A	C₁	True	1.185	0.940	1.288	1.987	1986Sue/Lov:406	MW μ₀	C₁	3	5

State	Config	State description	Conf description	Exp. min.	Quadrupole (D Å)			Reference	comment	Point Group	Components
State	Config	State description	Conf description	Exp. min.	xx	yy	zz	Reference	comment	Point Group	dipole	quadrupole
1	1	¹A	C₁	True						C₁	3	5

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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squib	reference	DOI
1986Sue/Lov:406	RD Suenram, FJ Lovas "The microwave Spectrum and Molecular Conformation of Peroxynitric Acid (HOONO2)" Journal of Molecular Spectroscopy 116, 406-421 (1986)	10.1016/0022-2852(86)90136-0
webbook	NIST Chemistry Webbook (http://webbook.nist.gov/chemistry)	10.18434/T4D303

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Experimental data for HOONO2 (peroxy nitric acid)

Experimental data for HOONO₂ (peroxy nitric acid)