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

using model chemistry: B97D3/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G**
 hartrees
Energy at 0K-164.740398
Energy at 298.15K 
HF Energy-164.740398
Nuclear repulsion energy61.424075
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 B97D3/6-311G**
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' 3428 3379 30.40 127.27 0.36 0.53
2 A' 2228 2196 279.80 11.98 0.42 0.59
3 A' 1274 1256 0.49 22.92 0.34 0.51
4 A' 1154 1137 195.56 5.13 0.36 0.53
5 A' 523 515 14.21 0.59 0.49 0.65
6 A" 587 578 0.29 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4596.4 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 4530.7 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 B97D3/6-311G**
ABC
20.30763 0.40014 0.39241

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.162 -1.120 0.000
N2 0.000 0.109 0.000
N3 -0.327 1.203 0.000
H4 1.159 -1.345 0.000

Atom - Atom Distances (Å)
  N1 N2 N3 H4
N11.23922.37361.0225
N21.23921.14201.8596
N32.37361.14202.9501
H41.02251.85962.9501

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 170.846 N2 N1 H4 110.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.307      
2 N 0.238      
3 N -0.168      
4 H 0.237      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.833 -0.780 0.000 1.992
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.226 -1.647 0.000
y -1.647 -19.415 0.000
z 0.000 0.000 -16.826
Traceless
 xyz
x 3.894 -1.647 0.000
y -1.647 -3.889 0.000
z 0.000 0.000 -0.005
Polar
3z2-r2-0.010
x2-y25.189
xy-1.647
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.054 -1.032 0.000
y -1.032 5.339 0.000
z 0.000 0.000 1.423


<r2> (average value of r2) Å2
<r2> 33.583
(<r2>)1/2 5.795