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

using model chemistry: HF/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-202.900216
Energy at 298.15K-202.905023
HF Energy-202.900216
Nuclear repulsion energy109.643695
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/aug-cc-pVDZ
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' 3303 3008 18.40      
2 A' 3160 2877 55.08      
3 A' 2451 2232 832.62      
4 A' 1590 1448 18.03      
5 A' 1551 1412 7.77      
6 A' 1373 1250 330.25      
7 A' 1246 1134 11.87      
8 A' 1012 921 28.97      
9 A' 739 673 7.00      
10 A' 276 251 4.30      
11 A" 3223 2935 44.97      
12 A" 1593 1451 7.34      
13 A" 1193 1087 1.78      
14 A" 673 613 11.63      
15 A" 121 110 0.93      

Unscaled Zero Point Vibrational Energy (zpe) 11751.3 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 10700.7 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/aug-cc-pVDZ
ABC
1.41541 0.18744 0.17088

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.052 -1.531 0.000
N2 0.714 -0.277 0.000
N3 0.000 0.722 0.000
N4 -0.573 1.664 0.000
H5 0.676 -2.334 0.000
H6 -0.677 -1.621 0.890
H7 -0.677 -1.621 -0.890

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46902.25333.23651.08421.09161.0916
N21.46901.22862.32912.05702.12932.1293
N32.25331.22861.10213.13002.59632.5963
N43.23652.32911.10214.18833.40483.4048
H51.08422.05703.13004.18831.76981.7698
H61.09162.12932.59633.40481.76981.7809
H71.09162.12932.59633.40481.76981.7809

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 112.993 N2 C1 H5 106.374
N2 C1 H6 111.672 N2 C1 H7 111.672
N2 N3 N4 175.751 H5 C1 H6 108.852
H5 C1 H7 108.852 H6 C1 H7 109.311
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.774      
2 N -0.682      
3 N 0.483      
4 N -0.345      
5 H -0.164      
6 H -0.033      
7 H -0.033      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.009 -1.615 0.000 1.905
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.810 1.589 0.000
y 1.589 -23.234 0.000
z 0.000 0.000 -23.670
Traceless
 xyz
x -2.358 1.589 0.000
y 1.589 1.506 0.000
z 0.000 0.000 0.852
Polar
3z2-r21.703
x2-y2-2.576
xy1.589
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.652 -1.337 0.000
y -1.337 7.621 0.000
z 0.000 0.000 3.807


<r2> (average value of r2) Å2
<r2> 72.307
(<r2>)1/2 8.503