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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G*
 hartrees
Energy at 0K-147.278206
Energy at 298.15K-147.278054
HF Energy-147.278206
Nuclear repulsion energy52.362180
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 HSEh1PBE/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 1665 1583 13.02      
2 A1 1190 1132 21.46      
3 B2 1056 1005 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 1955.6 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 1859.8 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 HSEh1PBE/6-31G*
ABC
1.47726 1.32378 0.69816

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.862
N2 0.000 0.638 -0.369
N3 0.000 -0.638 -0.369

Atom - Atom Distances (Å)
  C1 N2 N3
C11.38691.3869
N21.38691.2767
N31.38691.2767

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 62.596 C1 N3 N2 62.596
N2 C1 N3 54.809
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.139      
2 N -0.069      
3 N -0.069      


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 -0.495 0.495
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.437 0.000 0.000
y 0.000 -17.446 0.000
z 0.000 0.000 -19.095
Traceless
 xyz
x 3.833 0.000 0.000
y 0.000 -0.680 0.000
z 0.000 0.000 -3.154
Polar
3z2-r2-6.308
x2-y23.009
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.842 0.000 0.000
y 0.000 2.664 0.000
z 0.000 0.000 2.903


<r2> (average value of r2) Å2
<r2> 22.685
(<r2>)1/2 4.763