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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-203.918870
Energy at 298.15K-203.923382
HF Energy-203.918870
Nuclear repulsion energy106.945220
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 B1B95/6-31G
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' 3226 3076 6.93      
2 A' 3066 2924 41.45      
3 A' 2184 2083 419.35      
4 A' 1537 1466 18.93      
5 A' 1495 1426 7.69      
6 A' 1344 1282 95.19      
7 A' 1165 1111 16.57      
8 A' 889 848 8.77      
9 A' 616 587 15.49      
10 A' 246 234 8.30      
11 A" 3142 2997 28.46      
12 A" 1542 1470 12.16      
13 A" 1127 1075 0.00      
14 A" 484 461 9.81      
15 A" 113 108 1.82      

Unscaled Zero Point Vibrational Energy (zpe) 11087.3 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 10574.0 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 B1B95/6-31G
ABC
1.68273 0.16878 0.15800

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.473 -0.651 0.000
N2 0.000 -0.715 0.000
N3 0.645 0.345 0.000
N4 1.408 1.211 0.000
H5 -1.818 -1.681 0.000
H6 -1.859 -0.148 0.891
H7 -1.859 -0.148 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47472.34123.43101.08561.09341.0934
N21.47471.24092.38612.05862.13802.1380
N32.34121.24091.15443.18922.70352.7035
N43.43102.38611.15444.33263.64913.6491
H51.08562.05863.18924.33261.77311.7731
H61.09342.13802.70353.64911.77311.7820
H71.09342.13802.70353.64911.77311.7820

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 118.863 N2 C1 H5 106.033
N2 C1 H6 111.855 N2 C1 H7 111.855
N2 N3 N4 169.989 H5 C1 H6 108.917
H5 C1 H7 108.917 H6 C1 H7 109.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.330      
2 N -0.234      
3 N 0.100      
4 N -0.115      
5 H 0.208      
6 H 0.186      
7 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.759 -0.263 0.000 2.771
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.476 -0.694 0.000
y -0.694 -26.289 0.000
z 0.000 0.000 -23.187
Traceless
 xyz
x 2.262 -0.694 0.000
y -0.694 -3.457 0.000
z 0.000 0.000 1.195
Polar
3z2-r22.391
x2-y23.812
xy-0.694
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.575 2.471 0.000
y 2.471 5.312 0.000
z 0.000 0.000 2.566


<r2> (average value of r2) Å2
<r2> 76.700
(<r2>)1/2 8.758