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

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-276.799267
Energy at 298.15K 
HF Energy-276.799267
Nuclear repulsion energy118.204540
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 HSEh1PBE/STO-3G
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' 3725 3289 11.65 39.48 0.30 0.46
2 A' 1782 1574 33.58 0.73 0.61 0.76
3 A' 1356 1198 63.57 9.21 0.59 0.74
4 A' 1342 1185 94.34 3.11 0.48 0.65
5 A' 951 840 36.14 9.37 0.12 0.22
6 A' 539 476 3.89 3.77 0.64 0.78
7 A' 439 388 6.92 1.88 0.67 0.80
8 A" 574 507 9.18 0.19 0.75 0.86
9 A" 492 435 67.58 5.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5600.6 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 4945.9 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 HSEh1PBE/STO-3G
ABC
0.37878 0.35581 0.18347

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.159 0.000
O2 -0.319 -1.299 0.000
O3 1.271 0.433 0.000
O4 -1.034 0.932 0.000
H5 0.657 -1.636 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.49291.29971.29101.9112
O21.49292.35082.34331.0323
O31.29972.35082.35812.1573
O41.29102.34332.35813.0746
H51.91121.03232.15733.0746

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 96.682 O2 N1 O3 114.482
O2 N1 O4 114.456 O3 N1 O4 131.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.158      
2 O -0.139      
3 O -0.128      
4 O -0.100      
5 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.948 -1.498 0.000 1.773
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.169 -1.785 0.000
y -1.785 -18.472 0.000
z 0.000 0.000 -18.451
Traceless
 xyz
x -2.708 -1.785 0.000
y -1.785 1.338 0.000
z 0.000 0.000 1.369
Polar
3z2-r22.738
x2-y2-2.697
xy-1.785
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.683 -0.444 0.000
y -0.444 2.447 0.000
z 0.000 0.000 0.363


<r2> (average value of r2) Å2
<r2> 59.616
(<r2>)1/2 7.721