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

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-203.953381
Energy at 298.15K-203.957953
HF Energy-203.953381
Nuclear repulsion energy107.701218
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 PBEPBE/Def2TZVPP
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' 3086 3049 7.77      
2 A' 2950 2914 46.05      
3 A' 2185 2158 431.52      
4 A' 1442 1425 16.75      
5 A' 1398 1382 4.76      
6 A' 1322 1306 92.98      
7 A' 1108 1095 12.05      
8 A' 903 892 16.52      
9 A' 658 650 10.01      
10 A' 242 239 6.57      
11 A" 3011 2974 25.76      
12 A" 1443 1425 7.58      
13 A" 1068 1055 0.11      
14 A" 567 561 5.98      
15 A" 112 110 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 10747.7 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 10617.7 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 PBEPBE/Def2TZVPP
ABC
1.56146 0.17500 0.16228

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.080 -1.578 0.000
N2 0.668 -0.309 0.000
N3 0.000 0.724 0.000
N4 -0.491 1.756 0.000
H5 0.661 -2.382 0.000
H6 -0.710 -1.675 0.897
H7 -0.710 -1.675 -0.897

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47262.30343.35941.09381.10071.1007
N21.47261.23072.36882.07272.13762.1376
N32.30341.23071.14303.17592.65812.6581
N43.35942.36881.14304.29593.55353.5535
H51.09382.07273.17594.29591.78471.7847
H61.10072.13762.65813.55351.78471.7948
H71.10072.13762.65813.55351.78471.7948

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 116.588 N2 C1 H5 106.805
N2 C1 H6 111.521 N2 C1 H7 111.521
N2 N3 N4 172.571 H5 C1 H6 108.834
H5 C1 H7 108.834 H6 C1 H7 109.234
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.174      
2 N -0.260      
3 N 0.325      
4 N -0.219      
5 H 0.111      
6 H 0.108      
7 H 0.108      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.540 -2.365 0.000 2.425
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.860 1.764 0.000
y 1.764 -24.181 0.000
z 0.000 0.000 -23.302
Traceless
 xyz
x -1.118 1.764 0.000
y 1.764 -0.100 0.000
z 0.000 0.000 1.218
Polar
3z2-r22.437
x2-y2-0.679
xy1.764
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.444 -1.300 0.000
y -1.300 8.260 0.000
z 0.000 0.000 3.719


<r2> (average value of r2) Å2
<r2> 75.218
(<r2>)1/2 8.673