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

using model chemistry: HF/aug-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 HF/aug-cc-pVTZ
 hartrees
Energy at 0K-279.570792
Energy at 298.15K 
HF Energy-279.570792
Nuclear repulsion energy130.713779
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 HF/aug-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' 4064 3700 158.74 32.20 0.18 0.30
2 A' 1921 1748 696.03 1.98 0.53 0.70
3 A' 1574 1433 355.84 14.03 0.21 0.35
4 A' 1480 1347 189.63 1.30 0.61 0.76
5 A' 1128 1027 112.42 14.93 0.06 0.12
6 A' 790 719 4.20 2.59 0.46 0.63
7 A' 690 628 12.39 1.37 0.63 0.77
8 A" 927 844 25.34 0.10 0.75 0.86
9 A" 535 487 136.85 0.49 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6553.3 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 5966.1 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 HF/aug-cc-pVTZ
ABC
0.46392 0.43594 0.22475

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.134 0.000
O2 -0.296 -1.165 0.000
O3 1.150 0.404 0.000
O4 -0.921 0.846 0.000
H5 0.540 -1.613 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.33211.18101.16451.8283
O21.33212.13342.10610.9486
O31.18102.13342.11752.1068
O41.16452.10612.11752.8605
H51.82830.94862.10682.8605

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 105.331 O2 N1 O3 116.058
O2 N1 O4 114.879 O3 N1 O4 129.063
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 1.063      
2 O -0.267      
3 O -0.518      
4 O -0.517      
5 H 0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.920 -2.596 0.000 2.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.777 -2.270 0.000
y -2.270 -20.024 0.000
z 0.000 0.000 -20.860
Traceless
 xyz
x -4.336 -2.270 0.000
y -2.270 2.795 0.000
z 0.000 0.000 1.541
Polar
3z2-r23.082
x2-y2-4.753
xy-2.270
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.262 -0.325 0.000
y -0.325 3.621 0.000
z 0.000 0.000 2.185


<r2> (average value of r2) Å2
<r2> 52.643
(<r2>)1/2 7.256