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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-132.655898
Energy at 298.15K-132.658946
HF Energy-132.655898
Nuclear repulsion energy63.848766
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 B3PW91/6-311G*
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' 3202 3083 4.99      
2 A' 3098 2982 29.01      
3 A' 1756 1690 9.52      
4 A' 1518 1462 0.13      
5 A' 1329 1279 8.43      
6 A' 1042 1003 0.57      
7 A' 997 960 63.54      
8 A' 705 679 15.64      
9 A" 3186 3067 28.83      
10 A" 1124 1082 1.20      
11 A" 990 953 0.23      
12 A" 792 762 16.86      

Unscaled Zero Point Vibrational Energy (zpe) 9869.1 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 9501.0 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 B3PW91/6-311G*
ABC
1.19666 0.74632 0.50701

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.863 -0.166 0.000
C2 0.000 0.742 0.000
C3 0.655 -0.532 0.000
H4 0.033 1.826 0.000
H5 1.039 -0.962 0.922
H6 1.039 -0.962 -0.922

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25211.56142.18422.25872.2587
C21.25211.43201.08502.19812.1981
C31.56141.43202.43851.08731.0873
H42.18421.08502.43853.10393.1039
H52.25872.19811.08733.10391.8437
H62.25872.19811.08733.10391.8437

picture of 2H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 70.778 N1 C2 H4 138.200
N1 C3 C2 49.222 N1 C3 H5 115.870
N1 C3 H6 115.870 C2 N1 C3 60.000
C2 C3 N1 49.222 C2 C3 H5 120.882
C2 C3 H6 120.882 C3 C2 H4 151.021
H5 C3 H6 115.942
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.212      
2 C -0.033      
3 C -0.429      
4 H 0.221      
5 H 0.226      
6 H 0.226      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.764 1.283 0.000 2.181
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.439 -1.434 0.000
y -1.434 -15.509 0.000
z 0.000 0.000 -17.313
Traceless
 xyz
x -4.028 -1.434 0.000
y -1.434 3.367 0.000
z 0.000 0.000 0.661
Polar
3z2-r21.323
x2-y2-4.930
xy-1.434
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.931 -0.519 0.000
y -0.519 4.351 0.000
z 0.000 0.000 2.755


<r2> (average value of r2) Å2
<r2> 33.110
(<r2>)1/2 5.754