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

using model chemistry: LSDA/6-31G*

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/6-31G*
 hartrees
Energy at 0K-131.932995
Energy at 298.15K-131.936005
HF Energy-131.932995
Nuclear repulsion energy63.662125
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/6-31G*
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' 3154 3095 1.86      
2 A' 3048 2991 16.76      
3 A' 1731 1699 5.21      
4 A' 1475 1447 0.13      
5 A' 1322 1297 5.58      
6 A' 1012 993 0.03      
7 A' 975 957 60.84      
8 A' 709 696 14.70      
9 A" 3134 3075 18.67      
10 A" 1091 1071 0.64      
11 A" 964 946 0.13      
12 A" 765 751 13.45      

Unscaled Zero Point Vibrational Energy (zpe) 9689.9 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 9508.7 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 LSDA/6-31G*
ABC
1.17786 0.74936 0.50579

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.862 -0.175 0.000
C2 0.000 0.746 0.000
C3 0.652 -0.528 0.000
H4 0.029 1.841 0.000
H5 1.048 -0.959 0.929
H6 1.048 -0.959 -0.929

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26161.55442.20422.26442.2644
C21.26161.43061.09552.20652.2065
C31.55441.43062.44921.09831.0983
H42.20421.09552.44923.12133.1213
H52.26442.20651.09833.12131.8580
H62.26442.20651.09833.12131.8580

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 70.207 N1 C2 H4 138.389
N1 C3 C2 49.793 N1 C3 H5 116.153
N1 C3 H6 116.153 C2 N1 C3 60.000
C2 C3 N1 49.793 C2 C3 H5 120.937
C2 C3 H6 120.937 C3 C2 H4 151.404
H5 C3 H6 115.516
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.276      
2 C 0.068      
3 C -0.348      
4 H 0.187      
5 H 0.185      
6 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.692 1.256 0.000 2.107
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.168 -1.385 0.000
y -1.385 -15.480 0.000
z 0.000 0.000 -17.180
Traceless
 xyz
x -3.838 -1.385 0.000
y -1.385 3.194 0.000
z 0.000 0.000 0.644
Polar
3z2-r21.288
x2-y2-4.688
xy-1.385
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.658 -0.548 0.000
y -0.548 4.260 0.000
z 0.000 0.000 2.620


<r2> (average value of r2) Å2
<r2> 33.127
(<r2>)1/2 5.756