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All results from a given calculation for CN2 (3H-Diazirin-3-ylidene)

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 C2V 1A1
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-146.596594
Energy at 298.15K-146.596429
HF Energy-146.596594
Nuclear repulsion energy52.033389
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 A1 1598 1568 10.20      
2 A1 1147 1126 19.89      
3 B2 1020 1001 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 1882.5 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 1847.3 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
1.45893 1.30705 0.68941

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.867
N2 0.000 0.642 -0.372
N3 0.000 -0.642 -0.372

Atom - Atom Distances (Å)
  C1 N2 N3
C11.39571.3957
N21.39571.2846
N31.39571.2846

picture of 3H-Diazirin-3-ylidene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 62.598 C1 N3 N2 62.598
N2 C1 N3 54.803
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 C 0.103      
2 N -0.052      
3 N -0.052      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.527 0.527
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.478 0.000 0.000
y 0.000 -17.452 0.000
z 0.000 0.000 -19.053
Traceless
 xyz
x 3.775 0.000 0.000
y 0.000 -0.687 0.000
z 0.000 0.000 -3.088
Polar
3z2-r2-6.176
x2-y22.974
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.878 0.000 0.000
y 0.000 2.662 0.000
z 0.000 0.000 2.932


<r2> (average value of r2) Å2
<r2> 22.839
(<r2>)1/2 4.779