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

using model chemistry: HF/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 HF/6-31G**
 hartrees
Energy at 0K-202.872535
Energy at 298.15K-202.877309
HF Energy-202.872535
Nuclear repulsion energy109.726298
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 HF/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' 3316 2993 20.11      
2 A' 3175 2866 51.72      
3 A' 2474 2233 754.84      
4 A' 1624 1466 15.76      
5 A' 1588 1433 12.50      
6 A' 1388 1252 306.03      
7 A' 1261 1138 11.86      
8 A' 1014 915 29.12      
9 A' 737 665 8.05      
10 A' 275 248 5.06      
11 A" 3236 2921 51.08      
12 A" 1627 1468 5.53      
13 A" 1214 1096 1.74      
14 A" 669 604 23.53      
15 A" 109 98 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 11853.2 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 10698.7 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 HF/6-31G**
ABC
1.43673 0.18697 0.17072

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.055 -1.532 0.000
N2 0.709 -0.281 0.000
N3 0.000 0.722 0.000
N4 -0.562 1.670 0.000
H5 0.669 -2.332 0.000
H6 -0.679 -1.627 0.884
H7 -0.679 -1.627 -0.884

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46582.25423.24151.07901.08631.0863
N21.46581.22772.32822.05132.12582.1258
N32.25421.22771.10243.12592.59962.5996
N43.24152.32821.10244.18673.41503.4150
H51.07902.05133.12594.18671.75961.7596
H61.08632.12582.59963.41501.75961.7684
H71.08632.12582.59963.41501.75961.7684

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 113.334 N2 C1 H5 106.437
N2 C1 H6 111.953 N2 C1 H7 111.953
N2 N3 N4 175.423 H5 C1 H6 108.707
H5 C1 H7 108.707 H6 C1 H7 108.965
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.150      
2 N -0.461      
3 N 0.425      
4 N -0.224      
5 H 0.154      
6 H 0.128      
7 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.134 -1.673 0.000 2.021
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.554 1.700 0.000
y 1.700 -23.045 0.000
z 0.000 0.000 -23.406
Traceless
 xyz
x -2.328 1.700 0.000
y 1.700 1.435 0.000
z 0.000 0.000 0.893
Polar
3z2-r21.787
x2-y2-2.509
xy1.700
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.639 -1.433 0.000
y -1.433 6.723 0.000
z 0.000 0.000 2.744


<r2> (average value of r2) Å2
<r2> 72.196
(<r2>)1/2 8.497