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

using model chemistry: HSEh1PBE/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-147.326394
Energy at 298.15K-147.326245
HF Energy-147.326394
Nuclear repulsion energy52.627167
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/cc-pVTZ
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 1648 1584 13.19      
2 A1 1179 1133 21.05      
3 B2 1062 1021 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 1944.4 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 1868.7 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 HSEh1PBE/cc-pVTZ
ABC
1.48972 1.33964 0.70535

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.857
N2 0.000 0.636 -0.367
N3 0.000 -0.636 -0.367

Atom - Atom Distances (Å)
  C1 N2 N3
C11.37911.3791
N21.37911.2713
N31.37911.2713

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 62.554 C1 N3 N2 62.554
N2 C1 N3 54.891
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.120      
2 N 0.060      
3 N 0.060      


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 -0.668 0.668
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.683 0.000 0.000
y 0.000 -17.548 0.000
z 0.000 0.000 -19.391
Traceless
 xyz
x 3.787 0.000 0.000
y 0.000 -0.511 0.000
z 0.000 0.000 -3.276
Polar
3z2-r2-6.551
x2-y22.865
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.229 0.000 0.000
y 0.000 2.925 0.000
z 0.000 0.000 3.196


<r2> (average value of r2) Å2
<r2> 22.696
(<r2>)1/2 4.764