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

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-281.003700
Energy at 298.15K 
HF Energy-281.003700
Nuclear repulsion energy125.968241
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 TPSSh/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' 3691 3574 76.08 47.73 0.26 0.41
2 A' 1757 1701 369.15 1.95 0.71 0.83
3 A' 1336 1294 311.57 9.61 0.22 0.37
4 A' 1306 1265 41.84 4.98 0.65 0.78
5 A' 886 858 183.95 9.29 0.09 0.17
6 A' 631 611 18.16 8.30 0.41 0.58
7 A' 568 550 7.94 2.81 0.62 0.77
8 A" 774 749 9.85 0.05 0.75 0.86
9 A" 495 479 114.03 2.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5721.1 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 5539.7 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 TPSSh/cc-pVTZ
ABC
0.43301 0.40025 0.20799

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.158 0.000
O2 -0.268 -1.237 0.000
O3 1.172 0.462 0.000
O4 -0.982 0.839 0.000
H5 0.628 -1.617 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.42111.21071.19501.8834
O21.42112.22752.19550.9735
O31.21072.22752.18702.1492
O41.19502.19552.18702.9370
H51.88340.97352.14922.9370

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 102.097 O2 N1 O3 115.404
O2 N1 O4 113.836 O3 N1 O4 130.759
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.461      
2 O -0.216      
3 O -0.264      
4 O -0.216      
5 H 0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.075 -1.914 0.000 2.196
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.155 -0.297 0.000
y -0.297 3.865 0.000
z 0.000 0.000 1.707


<r2> (average value of r2) Å2
<r2> 55.560
(<r2>)1/2 7.454