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

using model chemistry: LSDA/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 LSDA/3-21G*
 hartrees
Energy at 0K-201.856946
Energy at 298.15K-201.861467
HF Energy-201.856946
Nuclear repulsion energy106.667795
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/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' 3100 3044 3.45      
2 A' 2962 2909 33.31      
3 A' 2088 2051 260.67      
4 A' 1493 1466 22.05      
5 A' 1427 1402 8.06      
6 A' 1295 1272 53.44      
7 A' 1110 1090 12.66      
8 A' 867 851 8.14      
9 A' 634 623 11.35      
10 A' 244 239 8.73      
11 A" 3025 2971 18.31      
12 A" 1497 1470 14.25      
13 A" 1073 1054 1.80      
14 A" 521 512 7.92      
15 A" 114 112 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 10725.6 cm-1
Scaled (by 0.982) Zero Point Vibrational Energy (zpe) 10532.5 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 LSDA/3-21G*
ABC
1.64878 0.16902 0.15799

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.465 -0.650 0.000
N2 0.000 -0.723 0.000
N3 0.644 0.338 0.000
N4 1.404 1.222 0.000
H5 -1.835 -1.685 0.000
H6 -1.854 -0.136 0.900
H7 -1.854 -0.136 -0.900

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46732.32883.42631.09941.10631.1063
N21.46731.24032.39872.07242.14262.1426
N32.32881.24031.16653.19962.69682.6968
N43.42632.39871.16654.35283.64303.6430
H51.09942.07243.19964.35281.79121.7912
H61.10632.14262.69683.64301.79121.7991
H71.10632.14262.69683.64301.79121.7991

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 118.415 N2 C1 H5 106.816
N2 C1 H6 111.954 N2 C1 H7 111.954
N2 N3 N4 170.563 H5 C1 H6 108.598
H5 C1 H7 108.598 H6 C1 H7 108.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.511      
2 N -0.206      
3 N 0.024      
4 N -0.055      
5 H 0.262      
6 H 0.243      
7 H 0.243      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.626 -0.464 0.000 2.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.113 -0.643 0.000
y -0.643 -25.551 0.000
z 0.000 0.000 -22.958
Traceless
 xyz
x 2.141 -0.643 0.000
y -0.643 -3.015 0.000
z 0.000 0.000 0.874
Polar
3z2-r21.748
x2-y23.437
xy-0.643
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.232 2.300 0.000
y 2.300 4.830 0.000
z 0.000 0.000 2.352


<r2> (average value of r2) Å2
<r2> 76.474
(<r2>)1/2 8.745