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

using model chemistry: LSDA/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 LSDA/aug-cc-pVDZ
 hartrees
Energy at 0K-131.945809
Energy at 298.15K-131.948809
HF Energy-131.945809
Nuclear repulsion energy63.515017
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/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' 3141 3105 0.36      
2 A' 3036 3002 17.23      
3 A' 1711 1691 5.28      
4 A' 1427 1411 0.94      
5 A' 1300 1285 4.77      
6 A' 1000 989 0.11      
7 A' 959 948 57.47      
8 A' 686 678 15.91      
9 A" 3132 3097 11.47      
10 A" 1060 1049 1.25      
11 A" 946 935 0.37      
12 A" 761 752 18.68      

Unscaled Zero Point Vibrational Energy (zpe) 9579.2 cm-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 9470.9 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/aug-cc-pVDZ
ABC
1.17431 0.74447 0.50349

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.865 -0.174 0.000
C2 0.000 0.746 0.000
C3 0.654 -0.531 0.000
H4 0.031 1.845 0.000
H5 1.048 -0.961 0.934
H6 1.048 -0.961 -0.934

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26241.56012.20852.26952.2695
C21.26241.43461.09922.21032.2103
C31.56011.43462.45581.10141.1014
H42.20851.09922.45583.12723.1272
H52.26952.21031.10143.12721.8683
H62.26952.21031.10143.12721.8683

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 70.352 N1 C2 H4 138.411
N1 C3 C2 49.648 N1 C3 H5 115.954
N1 C3 H6 115.954 C2 N1 C3 60.000
C2 C3 N1 49.648 C2 C3 H5 120.723
C2 C3 H6 120.723 C3 C2 H4 151.237
H5 C3 H6 116.019
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.286      
2 C 0.442      
3 C 0.891      
4 H -0.219      
5 H -0.414      
6 H -0.414      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.772 1.260 0.000 2.175
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.044 -1.371 0.000
y -1.371 -15.795 0.000
z 0.000 0.000 -17.703
Traceless
 xyz
x -4.295 -1.371 0.000
y -1.371 3.578 0.000
z 0.000 0.000 0.717
Polar
3z2-r21.434
x2-y2-5.249
xy-1.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.883 -0.427 0.000
y -0.427 5.023 0.000
z 0.000 0.000 3.630


<r2> (average value of r2) Å2
<r2> 33.590
(<r2>)1/2 5.796