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

using model chemistry: B3PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/TZVP
 hartrees
Energy at 0K-280.887253
Energy at 298.15K 
HF Energy-280.887253
Nuclear repulsion energy126.688007
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 B3PW91/TZVP
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' 3746 3612 95.79 45.91 0.25 0.40
2 A' 1786 1722 431.76 2.00 0.67 0.80
3 A' 1367 1318 319.93 11.74 0.20 0.33
4 A' 1324 1276 57.82 4.82 0.74 0.85
5 A' 919 886 200.73 9.95 0.09 0.16
6 A' 662 638 16.84 8.59 0.45 0.62
7 A' 592 570 8.78 3.36 0.62 0.77
8 A" 783 755 9.20 0.10 0.75 0.86
9 A" 481 464 137.16 1.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5829.0 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 5620.9 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 B3PW91/TZVP
ABC
0.43849 0.40480 0.21049

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.154 0.000
O2 -0.271 -1.227 0.000
O3 1.167 0.457 0.000
O4 -0.973 0.839 0.000
H5 0.615 -1.625 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.40771.20531.18951.8821
O21.40772.21422.18200.9711
O31.20532.21422.17332.1533
O41.18952.18202.17332.9309
H51.88210.97112.15332.9309

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 103.064 O2 N1 O3 115.638
O2 N1 O4 114.044 O3 N1 O4 130.318
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.228      
2 O -0.210      
3 O -0.181      
4 O -0.133      
5 H 0.296      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.167 -2.083 0.000 2.388
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.416 -2.622 0.000
y -2.622 -20.600 0.000
z 0.000 0.000 -20.930
Traceless
 xyz
x -3.651 -2.622 0.000
y -2.622 2.073 0.000
z 0.000 0.000 1.578
Polar
3z2-r23.156
x2-y2-3.816
xy-2.622
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.230 -0.302 0.000
y -0.302 3.751 0.000
z 0.000 0.000 1.669


<r2> (average value of r2) Å2
<r2> 55.307
(<r2>)1/2 7.437