return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYPultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/6-311G*
 hartrees
Energy at 0K-280.961291
Energy at 298.15K 
HF Energy-280.961291
Nuclear repulsion energy126.211184
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 B3LYPultrafine/6-311G*
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' 3709 3584 65.01 48.47 0.33 0.49
2 A' 1785 1725 366.26 1.49 0.61 0.76
3 A' 1369 1323 289.66 7.10 0.30 0.46
4 A' 1343 1298 82.98 6.67 0.41 0.59
5 A' 913 882 185.76 8.79 0.11 0.20
6 A' 656 634 13.35 8.02 0.44 0.61
7 A' 592 572 8.02 3.38 0.64 0.78
8 A" 779 753 11.61 0.06 0.75 0.86
9 A" 504 487 152.11 3.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5824.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 5628.5 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 B3LYPultrafine/6-311G*
ABC
0.43444 0.40224 0.20886

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.156 0.000
O2 -0.262 -1.233 0.000
O3 1.169 0.469 0.000
O4 -0.984 0.832 0.000
H5 0.622 -1.636 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 H5
N11.41411.20961.19341.8970
O21.41412.22372.18720.9715
O31.20962.22372.18282.1747
O41.19342.18722.18282.9439
H51.89700.97152.17472.9439

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 103.794 O2 N1 O3 115.672
O2 N1 O4 113.769 O3 N1 O4 130.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.441      
2 O -0.404      
3 O -0.250      
4 O -0.207      
5 H 0.419      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.229 -2.022 0.000 2.366
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.222 -2.690 0.000
y -2.690 -20.377 0.000
z 0.000 0.000 -20.777
Traceless
 xyz
x -3.645 -2.690 0.000
y -2.690 2.122 0.000
z 0.000 0.000 1.523
Polar
3z2-r23.046
x2-y2-3.845
xy-2.690
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.845 -0.343 0.000
y -0.343 3.441 0.000
z 0.000 0.000 1.238


<r2> (average value of r2) Å2
<r2> 55.522
(<r2>)1/2 7.451