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

using model chemistry: B1B95/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 B1B95/STO-3G
 hartrees
Energy at 0K-276.975011
Energy at 298.15K 
HF Energy-276.975011
Nuclear repulsion energy118.182875
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 B1B95/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' 3708 3274 11.61 39.43 0.30 0.46
2 A' 1773 1566 32.72 0.73 0.61 0.76
3 A' 1344 1187 55.93 9.36 0.60 0.75
4 A' 1337 1181 99.81 3.08 0.43 0.61
5 A' 947 836 34.84 9.38 0.12 0.22
6 A' 535 472 3.92 3.75 0.64 0.78
7 A' 431 381 7.42 1.92 0.66 0.80
8 A" 572 505 9.55 0.20 0.75 0.86
9 A" 489 432 68.61 6.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5568.6 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 4917.1 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 B1B95/STO-3G
ABC
0.37906 0.35530 0.18340

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.159 0.000
O2 -0.323 -1.299 0.000
O3 1.272 0.427 0.000
O4 -1.030 0.937 0.000
H5 0.653 -1.636 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.49311.30011.29131.9100
O21.49312.35042.34521.0325
O31.30012.35042.35822.1545
O41.29132.34522.35823.0749
H51.91001.03252.15453.0749

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 96.568 O2 N1 O3 114.422
O2 N1 O4 114.568 O3 N1 O4 131.011
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.159      
2 O -0.141      
3 O -0.129      
4 O -0.101      
5 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.950 -1.504 0.000 1.779
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.174 -1.794 0.000
y -1.794 -18.461 0.000
z 0.000 0.000 -18.450
Traceless
 xyz
x -2.718 -1.794 0.000
y -1.794 1.351 0.000
z 0.000 0.000 1.368
Polar
3z2-r22.735
x2-y2-2.713
xy-1.794
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.697 -0.452 0.000
y -0.452 2.454 0.000
z 0.000 0.000 0.364


<r2> (average value of r2) Å2
<r2> 59.630
(<r2>)1/2 7.722