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

using model chemistry: LSDA/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVTZ
 hartrees
Energy at 0K-203.086158
Energy at 298.15K-203.090745
HF Energy-203.086158
Nuclear repulsion energy108.773343
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 LSDA/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3084 3051 3.00      
2 A' 2942 2910 40.07      
3 A' 2277 2252 452.14      
4 A' 1431 1416 50.73      
5 A' 1399 1384 6.47      
6 A' 1367 1352 40.73      
7 A' 1101 1089 12.29      
8 A' 956 946 19.41      
9 A' 669 662 10.12      
10 A' 240 237 7.62      
11 A" 3005 2973 16.51      
12 A" 1420 1404 10.24      
13 A" 1062 1050 0.01      
14 A" 585 579 8.72      
15 A" 101 100 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 10819.6 cm-1
Scaled (by 0.9891) Zero Point Vibrational Energy (zpe) 10701.7 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 LSDA/cc-pVTZ
ABC
1.64076 0.17739 0.16516

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.437 -0.618 0.000
N2 0.000 -0.715 0.000
N3 0.649 0.310 0.000
N4 1.363 1.197 0.000
H5 -1.838 -1.637 0.000
H6 -1.814 -0.097 0.896
H7 -1.814 -0.097 -0.896

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.44072.28413.33761.09491.10251.1025
N21.44071.21382.34842.05632.11512.1151
N32.28411.21381.13833.15912.65232.6523
N43.33762.34841.13834.27563.54543.5454
H51.09492.05633.15914.27561.78191.7819
H61.10252.11512.65233.54541.78191.7916
H71.10252.11512.65233.54541.78191.7916

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 118.489 N2 C1 H5 107.598
N2 C1 H6 111.850 N2 C1 H7 111.850
N2 N3 N4 173.497 H5 C1 H6 108.374
H5 C1 H7 108.374 H6 C1 H7 108.679
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.219      
2 N -0.182      
3 N 0.189      
4 N -0.129      
5 H 0.125      
6 H 0.108      
7 H 0.108      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.420 -0.626 0.000 2.499
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.888 -0.913 0.000
y -0.913 -25.956 0.000
z 0.000 0.000 -23.165
Traceless
 xyz
x 1.673 -0.913 0.000
y -0.913 -2.930 0.000
z 0.000 0.000 1.257
Polar
3z2-r22.514
x2-y23.069
xy-0.913
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.316 2.242 0.000
y 2.242 5.878 0.000
z 0.000 0.000 3.470


<r2> (average value of r2) Å2
<r2> 74.190
(<r2>)1/2 8.613