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All results from a given calculation for HN3 (hydrogen azide)

using model chemistry: HSEh1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-164.631282
Energy at 298.15K 
HF Energy-164.631282
Nuclear repulsion energy61.753502
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 HSEh1PBE/cc-pVDZ
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' 3507 3374 44.70 127.22 0.33 0.50
2 A' 2352 2262 338.29 14.28 0.37 0.55
3 A' 1335 1284 3.90 20.12 0.29 0.45
4 A' 1199 1153 194.04 4.53 0.60 0.75
5 A' 544 523 16.70 0.72 0.53 0.69
6 A" 620 596 0.40 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4778.3 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 4596.3 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 HSEh1PBE/cc-pVDZ
ABC
20.15612 0.40471 0.39674

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.077 -1.124 0.000
N2 0.000 0.107 0.000
N3 -0.228 1.218 0.000
H4 1.062 -1.406 0.000

Atom - Atom Distances (Å)
  N1 N2 N3 H4
N11.23372.36161.0247
N21.23371.13381.8485
N32.36161.13382.9236
H41.02471.84852.9236

picture of hydrogen azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 N3 171.944 N2 N1 H4 109.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.205      
2 N 0.224      
3 N -0.178      
4 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.743 -0.758 0.000 1.900
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.364 -1.975 0.000
y -1.975 -19.121 0.000
z 0.000 0.000 -16.668
Traceless
 xyz
x 3.530 -1.975 0.000
y -1.975 -3.605 0.000
z 0.000 0.000 0.075
Polar
3z2-r20.149
x2-y24.757
xy-1.975
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.798 -0.768 0.000
y -0.768 5.181 0.000
z 0.000 0.000 1.237


<r2> (average value of r2) Å2
<r2> 33.258
(<r2>)1/2 5.767