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

using model chemistry: BLYP/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 BLYP/cc-pVTZ
 hartrees
Energy at 0K-147.460133
Energy at 298.15K-147.459942
HF Energy-147.460133
Nuclear repulsion energy51.625021
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 BLYP/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 1493 1489 12.31      
2 A1 1048 1045 16.78      
3 B2 940 937 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 1740.2 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 1735.0 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 BLYP/cc-pVTZ
ABC
1.43307 1.28955 0.67876

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.873
N2 0.000 0.648 -0.374
N3 0.000 -0.648 -0.374

Atom - Atom Distances (Å)
  C1 N2 N3
C11.40581.4058
N21.40581.2962
N31.40581.2962

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 62.547 C1 N3 N2 62.547
N2 C1 N3 54.907
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.122      
2 N 0.061      
3 N 0.061      


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 -0.619 0.619
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.830 0.000 0.000
y 0.000 -17.726 0.000
z 0.000 0.000 -19.490
Traceless
 xyz
x 3.778 0.000 0.000
y 0.000 -0.566 0.000
z 0.000 0.000 -3.212
Polar
3z2-r2-6.424
x2-y22.896
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.262 0.000 0.000
y 0.000 3.036 0.000
z 0.000 0.000 3.350


<r2> (average value of r2) Å2
<r2> 23.252
(<r2>)1/2 4.822