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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G
 hartrees
Energy at 0K-203.786073
Energy at 298.15K-203.790590
HF Energy-203.786073
Nuclear repulsion energy106.845748
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 HSEh1PBE/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' 3219 3079 6.69      
2 A' 3059 2927 42.07      
3 A' 2187 2092 412.86      
4 A' 1535 1468 19.38      
5 A' 1493 1429 7.54      
6 A' 1346 1288 90.82      
7 A' 1166 1115 16.18      
8 A' 891 852 8.64      
9 A' 620 593 15.58      
10 A' 248 237 8.28      
11 A" 3136 3000 28.18      
12 A" 1540 1473 12.54      
13 A" 1127 1078 0.02      
14 A" 485 464 9.32      
15 A" 112 108 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 11081.3 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 10600.3 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 HSEh1PBE/6-31G
ABC
1.68210 0.16846 0.15773

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.474 -0.653 0.000
N2 0.000 -0.715 0.000
N3 0.645 0.345 0.000
N4 1.410 1.213 0.000
H5 -1.819 -1.684 0.000
H6 -1.861 -0.149 0.893
H7 -1.861 -0.149 -0.893

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47512.34233.43431.08801.09591.0959
N21.47511.24112.38812.06152.14032.1403
N32.34231.24111.15623.19272.70592.7059
N43.43432.38811.15624.33813.65353.6535
H51.08802.06153.19274.33811.77671.7767
H61.09592.14032.70593.65351.77671.7856
H71.09592.14032.70593.65351.77671.7856

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 118.901 N2 C1 H5 106.096
N2 C1 H6 111.864 N2 C1 H7 111.864
N2 N3 N4 169.928 H5 C1 H6 108.894
H5 C1 H7 108.894 H6 C1 H7 109.115
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.354      
2 N -0.233      
3 N 0.101      
4 N -0.116      
5 H 0.215      
6 H 0.193      
7 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.770 -0.288 0.000 2.785
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.549 -0.701 0.000
y -0.701 -26.343 0.000
z 0.000 0.000 -23.258
Traceless
 xyz
x 2.252 -0.701 0.000
y -0.701 -3.440 0.000
z 0.000 0.000 1.188
Polar
3z2-r22.375
x2-y23.794
xy-0.701
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.597 2.473 0.000
y 2.473 5.329 0.000
z 0.000 0.000 2.580


<r2> (average value of r2) Å2
<r2> 76.854
(<r2>)1/2 8.767