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All results from a given calculation for HNO3 (Nitric acid)

using model chemistry: CCSD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/cc-pVTZ
 hartrees
Energy at 0K-280.475076
Energy at 298.15K 
HF Energy-279.561180
Nuclear repulsion energy127.470961
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3805 3582 100.76      
2 A' 1819 1712 429.73      
3 A' 1412 1329 303.86      
4 A' 1376 1295 85.48      
5 A' 971 914 146.80      
6 A' 700 659 0.35      
7 A' 613 577 10.80      
8 A" 815 767 14.36      
9 A" 497 467 120.10      

Unscaled Zero Point Vibrational Energy (zpe) 6003.9 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 5650.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD/cc-pVTZ
ABC
0.44078 0.41372 0.21341

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.147 0.000
O2 -0.282 -1.209 0.000
O3 1.169 0.436 0.000
O4 -0.962 0.845 0.000
H5 0.601 -1.602 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.38501.20421.18871.8497
O21.38502.19362.16380.9666
O31.20422.19362.17012.1161
O41.18872.16382.17012.9040
H51.84970.96662.11612.9040

picture of Nitric acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H5 102.262 O2 N1 O3 115.640
O2 N1 O4 114.216 O3 N1 O4 130.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability