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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVTZ
 hartrees
Energy at 0K-280.711601
Energy at 298.15K 
HF Energy-280.711601
Nuclear repulsion energy127.566355
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 PBE1PBE/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' 3778 3630 98.40 41.88 0.26 0.41
2 A' 1829 1758 419.58 1.90 0.68 0.81
3 A' 1403 1349 300.98 9.82 0.22 0.36
4 A' 1347 1294 75.39 3.64 0.75 0.86
5 A' 955 918 183.31 9.88 0.09 0.17
6 A' 688 662 3.97 5.74 0.48 0.65
7 A' 607 583 10.24 2.34 0.66 0.79
8 A" 815 784 13.00 0.07 0.75 0.86
9 A" 511 491 118.97 1.96 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5966.6 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 5733.9 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 PBE1PBE/cc-pVTZ
ABC
0.44250 0.41327 0.21369

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.149 0.000
O2 -0.276 -1.211 0.000
O3 1.165 0.442 0.000
O4 -0.964 0.840 0.000
H5 0.605 -1.611 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.38741.20091.18621.8612
O21.38742.19262.16320.9683
O31.20092.19262.16552.1277
O41.18622.16322.16552.9106
H51.86120.96832.12772.9106

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 102.932 O2 N1 O3 115.610
O2 N1 O4 114.159 O3 N1 O4 130.231
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.459      
2 O -0.202      
3 O -0.270      
4 O -0.220      
5 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.046 -2.110 0.000 2.355
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.027 -2.349 0.000
y -2.349 -20.207 0.000
z 0.000 0.000 -20.694
Traceless
 xyz
x -3.576 -2.349 0.000
y -2.349 2.153 0.000
z 0.000 0.000 1.423
Polar
3z2-r22.846
x2-y2-3.820
xy-2.349
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.044 -0.311 0.000
y -0.311 3.651 0.000
z 0.000 0.000 1.692


<r2> (average value of r2) Å2
<r2> 54.466
(<r2>)1/2 7.380