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

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-147.487294
Energy at 298.15K-147.487130
HF Energy-147.487294
Nuclear repulsion energy52.442270
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 B3LYP/Def2TZVPP
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 1603 1543 13.31      
2 A1 1134 1092 21.73      
3 B2 1013 975 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 1875.2 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 1805.0 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 B3LYP/Def2TZVPP
ABC
1.47764 1.33182 0.70047

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.860
N2 0.000 0.638 -0.368
N3 0.000 -0.638 -0.368

Atom - Atom Distances (Å)
  C1 N2 N3
C11.38371.3837
N21.38371.2754
N31.38371.2754

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 62.557 C1 N3 N2 62.557
N2 C1 N3 54.885
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.030      
2 N 0.015      
3 N 0.015      


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 -0.641 0.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.846 0.000 0.000
y 0.000 -17.747 0.000
z 0.000 0.000 -19.615
Traceless
 xyz
x 3.835 0.000 0.000
y 0.000 -0.517 0.000
z 0.000 0.000 -3.318
Polar
3z2-r2-6.637
x2-y22.901
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.381 0.000 0.000
y 0.000 3.084 0.000
z 0.000 0.000 3.376


<r2> (average value of r2) Å2
<r2> 22.901
(<r2>)1/2 4.785