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

using model chemistry: B3LYP/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-37.012640
Energy at 298.15K-37.017093
HF Energy-37.012640
Nuclear repulsion energy56.691421
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/CEP-121G
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' 3145 3065 14.71      
2 A' 2982 2906 60.99      
3 A' 1999 1948 355.07      
4 A' 1501 1463 18.53      
5 A' 1459 1422 11.88      
6 A' 1224 1193 101.38      
7 A' 1136 1107 16.08      
8 A' 839 818 8.25      
9 A' 586 571 15.42      
10 A' 236 230 7.06      
11 A" 3066 2987 48.24      
12 A" 1505 1467 10.34      
13 A" 1097 1069 0.14      
14 A" 451 440 7.67      
15 A" 120 117 1.54      

Unscaled Zero Point Vibrational Energy (zpe) 10673.0 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 10400.9 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/CEP-121G
ABC
1.55628 0.16393 0.15267

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.139 -1.627 0.000
N2 0.665 -0.352 0.000
N3 0.000 0.739 0.000
N4 -0.412 1.844 0.000
H5 0.596 -2.433 0.000
H6 -0.768 -1.711 0.897
H7 -0.768 -1.711 -0.897

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.50762.37073.48261.09091.09891.0989
N21.50761.27802.44652.08242.16922.1692
N32.37071.27801.17963.22812.72012.7201
N43.48262.44651.17964.39513.68443.6844
H51.09092.08243.22814.39511.78521.7852
H61.09892.16922.72013.68441.78521.7946
H71.09892.16922.72013.68441.78521.7946

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 116.408 N2 C1 H5 105.403
N2 C1 H6 111.698 N2 C1 H7 111.698
N2 N3 N4 169.088 H5 C1 H6 109.222
H5 C1 H7 109.222 H6 C1 H7 109.481
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.441      
2 N -0.106      
3 N 0.232      
4 N -0.225      
5 H 0.199      
6 H 0.171      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.103 -2.574 0.000 2.801
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.307 2.101 0.000
y 2.101 -24.319 0.000
z 0.000 0.000 -23.413
Traceless
 xyz
x -1.441 2.101 0.000
y 2.101 0.041 0.000
z 0.000 0.000 1.399
Polar
3z2-r22.799
x2-y2-0.988
xy2.101
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.828 -1.403 0.000
y -1.403 8.363 0.000
z 0.000 0.000 3.004


<r2> (average value of r2) Å2
<r2> 64.223
(<r2>)1/2 8.014