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All results from a given calculation for CH3N3 (methyl azide)

using model chemistry: B3LYPultrafine/aug-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 B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-204.122526
Energy at 298.15K-204.127115
HF Energy-204.122526
Nuclear repulsion energy107.704002
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/aug-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' 3157 3064 8.69      
2 A' 3016 2927 46.48      
3 A' 2233 2167 528.72      
4 A' 1466 1422 17.92      
5 A' 1425 1383 4.41      
6 A' 1334 1295 130.11      
7 A' 1136 1102 12.23      
8 A' 922 895 17.47      
9 A' 656 636 9.96      
10 A' 245 238 5.76      
11 A" 3082 2991 27.38      
12 A" 1467 1423 7.85      
13 A" 1091 1059 0.46      
14 A" 558 541 5.43      
15 A" 109 106 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 10948.5 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 10624.4 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/aug-cc-pVDZ
ABC
1.51721 0.17626 0.16288

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.076 -1.574 0.000
N2 0.680 -0.307 0.000
N3 0.000 0.724 0.000
N4 -0.509 1.748 0.000
H5 0.666 -2.377 0.000
H6 -0.705 -1.667 0.898
H7 -0.705 -1.667 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47542.29943.34951.09351.10061.1006
N21.47541.23542.37382.06982.13902.1390
N32.29941.23541.14283.17182.64982.6498
N43.34952.37381.14284.28853.53613.5361
H51.09352.06983.17184.28851.78661.7866
H61.10062.13902.64983.53611.78661.7966
H71.10062.13902.64983.53611.78661.7966

picture of methyl azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 115.757 N2 C1 H5 106.407
N2 C1 H6 111.438 N2 C1 H7 111.438
N2 N3 N4 173.018 H5 C1 H6 109.029
H5 C1 H7 109.029 H6 C1 H7 109.408
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.075      
2 N -0.411      
3 N 0.632      
4 N -0.571      
5 H -0.339      
6 H -0.193      
7 H -0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.652 -2.252 0.000 2.345
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.307 1.763 0.000
y 1.763 -24.151 0.000
z 0.000 0.000 -23.563
Traceless
 xyz
x -1.450 1.763 0.000
y 1.763 0.284 0.000
z 0.000 0.000 1.166
Polar
3z2-r22.332
x2-y2-1.156
xy1.763
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.853 -1.290 0.000
y -1.290 8.519 0.000
z 0.000 0.000 4.076


<r2> (average value of r2) Å2
<r2> 75.117
(<r2>)1/2 8.667