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

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVTZ
 hartrees
Energy at 0K-203.952383
Energy at 298.15K-203.957044
HF Energy-203.952383
Nuclear repulsion energy108.932436
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/cc-pVTZ
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' 3168 3045 8.61      
2 A' 3029 2911 44.77      
3 A' 2304 2215 533.73      
4 A' 1490 1432 21.11      
5 A' 1448 1392 2.53      
6 A' 1380 1326 128.16      
7 A' 1150 1105 11.66      
8 A' 952 915 20.45      
9 A' 694 667 9.10      
10 A' 252 242 6.29      
11 A" 3092 2972 27.41      
12 A" 1492 1434 7.89      
13 A" 1109 1065 0.23      
14 A" 612 588 9.94      
15 A" 108 104 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11139.3 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 10706.0 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/cc-pVTZ
ABC
1.53645 0.18064 0.16675

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.063 -1.555 0.000
N2 0.676 -0.296 0.000
N3 0.000 0.719 0.000
N4 -0.521 1.719 0.000
H5 0.673 -2.354 0.000
H6 -0.690 -1.656 0.890
H7 -0.690 -1.656 -0.890

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46082.27563.30641.08621.09341.0934
N21.46081.21952.34352.05792.12372.1237
N32.27561.21951.12733.14582.62902.6290
N43.30642.34351.12734.24423.49493.4949
H51.08622.05793.14584.24421.77141.7714
H61.09342.12372.62903.49491.77141.7810
H71.09342.12372.62903.49491.77141.7810

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 115.915 N2 C1 H5 106.874
N2 C1 H6 111.687 N2 C1 H7 111.687
N2 N3 N4 173.842 H5 C1 H6 108.719
H5 C1 H7 108.719 H6 C1 H7 109.054
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.159      
2 N -0.244      
3 N 0.254      
4 N -0.146      
5 H 0.112      
6 H 0.092      
7 H 0.092      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.620 -2.171 0.000 2.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.765 1.742 0.000
y 1.742 -23.694 0.000
z 0.000 0.000 -23.059
Traceless
 xyz
x -1.389 1.742 0.000
y 1.742 0.218 0.000
z 0.000 0.000 1.170
Polar
3z2-r22.340
x2-y2-1.071
xy1.742
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.173 -1.288 0.000
y -1.288 7.680 0.000
z 0.000 0.000 3.354


<r2> (average value of r2) Å2
<r2> 73.466
(<r2>)1/2 8.571