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

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-204.105460
Energy at 298.15K-204.110044
HF Energy-204.105460
Nuclear repulsion energy107.766411
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 B3LYP/6-31+G**
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' 3166 3053 9.25      
2 A' 3025 2917 49.64      
3 A' 2245 2165 532.60      
4 A' 1496 1442 18.55      
5 A' 1456 1404 8.09      
6 A' 1342 1294 129.83      
7 A' 1148 1107 11.79      
8 A' 920 887 19.27      
9 A' 657 633 10.28      
10 A' 246 237 6.64      
11 A" 3088 2978 30.42      
12 A" 1499 1446 8.16      
13 A" 1108 1068 0.39      
14 A" 552 532 7.75      
15 A" 112 108 0.74      

Unscaled Zero Point Vibrational Energy (zpe) 11030.1 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 10635.2 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 B3LYP/6-31+G**
ABC
1.51745 0.17646 0.16300

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.074 -1.573 0.000
N2 0.681 -0.305 0.000
N3 0.000 0.724 0.000
N4 -0.513 1.746 0.000
H5 0.666 -2.373 0.000
H6 -0.701 -1.669 0.894
H7 -0.701 -1.669 -0.894

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47542.29843.34801.08941.09661.0966
N21.47541.23412.37332.06772.13742.1374
N32.29841.23411.14343.16782.64892.6489
N43.34802.37331.14344.28433.53493.5349
H51.08942.06773.16784.28431.77891.7789
H61.09662.13742.64893.53491.77891.7889
H71.09662.13742.64893.53491.77891.7889

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 115.754 N2 C1 H5 106.475
N2 C1 H6 111.556 N2 C1 H7 111.556
N2 N3 N4 173.162 H5 C1 H6 108.928
H5 C1 H7 108.928 H6 C1 H7 109.301
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.390      
2 N -0.579      
3 N 0.979      
4 N -0.495      
5 H 0.171      
6 H 0.158      
7 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.766 -2.378 0.000 2.499
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.473 1.919 0.000
y 1.919 -24.118 0.000
z 0.000 0.000 -23.555
Traceless
 xyz
x -1.637 1.919 0.000
y 1.919 0.396 0.000
z 0.000 0.000 1.241
Polar
3z2-r22.481
x2-y2-1.356
xy1.919
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.408 -1.512 0.000
y -1.512 8.065 0.000
z 0.000 0.000 3.529


<r2> (average value of r2) Å2
<r2> 75.083
(<r2>)1/2 8.665