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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-203.876182
Energy at 298.15K-203.880802
HF Energy-203.876182
Nuclear repulsion energy108.336459
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 PBE1PBE/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' 3189 3067 6.70      
2 A' 3034 2918 45.16      
3 A' 2326 2237 465.03      
4 A' 1468 1411 27.66      
5 A' 1431 1376 0.90      
6 A' 1388 1334 109.14      
7 A' 1139 1096 13.07      
8 A' 967 929 20.09      
9 A' 680 654 8.75      
10 A' 249 240 6.44      
11 A" 3111 2991 26.34      
12 A" 1465 1408 8.02      
13 A" 1091 1049 0.07      
14 A" 591 568 12.59      
15 A" 101 97 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11114.6 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 10686.7 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 PBE1PBE/cc-pVDZ
ABC
1.52442 0.17892 0.16522

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.070 -1.558 0.000
N2 0.679 -0.303 0.000
N3 0.000 0.719 0.000
N4 -0.514 1.733 0.000
H5 0.670 -2.367 0.000
H6 -0.703 -1.661 0.898
H7 -0.703 -1.661 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46092.27803.32161.09581.10341.1034
N21.46091.22692.36042.06382.13482.1348
N32.27801.22691.13763.15772.63862.6386
N43.32162.36041.13764.26813.51623.5162
H51.09582.06383.15774.26811.78561.7856
H61.10342.13482.63863.51621.78561.7955
H71.10342.13482.63863.51621.78561.7955

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 115.612 N2 C1 H5 106.773
N2 C1 H6 111.954 N2 C1 H7 111.954
N2 N3 N4 173.275 H5 C1 H6 108.570
H5 C1 H7 108.570 H6 C1 H7 108.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.012      
2 N -0.307      
3 N 0.297      
4 N -0.196      
5 H 0.070      
6 H 0.061      
7 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.673 -2.109 0.000 2.214
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.468 1.698 0.000
y 1.698 -23.474 0.000
z 0.000 0.000 -22.867
Traceless
 xyz
x -1.298 1.698 0.000
y 1.698 0.194 0.000
z 0.000 0.000 1.104
Polar
3z2-r22.208
x2-y2-0.994
xy1.698
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.624 -1.291 0.000
y -1.291 7.246 0.000
z 0.000 0.000 2.828


<r2> (average value of r2) Å2
<r2> 73.876
(<r2>)1/2 8.595