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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-202.845098
Energy at 298.15K-202.849665
HF Energy-202.845098
Nuclear repulsion energy106.760629
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 B1B95/3-21G
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' 3204 3065 7.04      
2 A' 3068 2935 30.54      
3 A' 2084 1994 319.57      
4 A' 1558 1490 17.90      
5 A' 1481 1417 11.79      
6 A' 1241 1187 100.96      
7 A' 1149 1099 11.28      
8 A' 846 809 7.07      
9 A' 657 629 12.60      
10 A' 248 238 7.51      
11 A" 3134 2998 25.15      
12 A" 1562 1494 10.99      
13 A" 1108 1060 0.35      
14 A" 534 511 8.82      
15 A" 118 113 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 10995.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 10519.5 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 B1B95/3-21G
ABC
1.50584 0.17267 0.15962

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.110 -1.590 0.000
N2 0.684 -0.323 0.000
N3 0.000 0.727 0.000
N4 -0.467 1.779 0.000
H5 0.620 -2.395 0.000
H6 -0.736 -1.673 0.893
H7 -0.736 -1.673 -0.893

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.49532.31983.38861.08691.09301.0930
N21.49531.25282.39692.07312.15222.1522
N32.31981.25281.15173.18302.66362.6636
N43.38862.39691.15174.31403.57563.5756
H51.08692.07313.18304.31401.77691.7769
H61.09302.15222.66363.57561.77691.7851
H71.09302.15222.66363.57561.77691.7851

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 114.871 N2 C1 H5 105.717
N2 C1 H6 111.563 N2 C1 H7 111.563
N2 N3 N4 170.871 H5 C1 H6 109.199
H5 C1 H7 109.199 H6 C1 H7 109.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.463      
2 N -0.244      
3 N 0.028      
4 N -0.039      
5 H 0.253      
6 H 0.233      
7 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.021 -2.250 0.000 2.471
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.630 1.812 0.000
y 1.812 -22.944 0.000
z 0.000 0.000 -23.039
Traceless
 xyz
x -1.639 1.812 0.000
y 1.812 0.890 0.000
z 0.000 0.000 0.749
Polar
3z2-r21.497
x2-y2-1.686
xy1.812
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.066 -1.245 0.000
y -1.245 6.888 0.000
z 0.000 0.000 2.280


<r2> (average value of r2) Å2
<r2> 75.734
(<r2>)1/2 8.703