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

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 C2V 1A1
Energy calculated at LSDA/aug-cc-pVDZ
 hartrees
Energy at 0K-146.614509
Energy at 298.15K-146.614348
HF Energy-146.614509
Nuclear repulsion energy52.027961
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 A1 1590 1572 10.36      
2 A1 1141 1128 23.91      
3 B2 1017 1005 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1873.8 cm-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 1852.6 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
1.45605 1.30925 0.68938

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.867
N2 0.000 0.643 -0.371
N3 0.000 -0.643 -0.371

Atom - Atom Distances (Å)
  C1 N2 N3
C11.39501.3950
N21.39501.2859
N31.39501.2859

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 62.555 C1 N3 N2 62.555
N2 C1 N3 54.889
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 C 0.084      
2 N -0.042      
3 N -0.042      


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 -0.672 0.672
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.050 0.000 0.000
y 0.000 -17.851 0.000
z 0.000 0.000 -19.728
Traceless
 xyz
x 3.739 0.000 0.000
y 0.000 -0.462 0.000
z 0.000 0.000 -3.277
Polar
3z2-r2-6.554
x2-y22.800
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.670 0.000 0.000
y 0.000 3.283 0.000
z 0.000 0.000 3.668


<r2> (average value of r2) Å2
<r2> 23.182
(<r2>)1/2 4.815