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

using model chemistry: B3LYP/TZVP

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/TZVP
 hartrees
Energy at 0K-147.477013
Energy at 298.15K-147.476849
HF Energy-147.477013
Nuclear repulsion energy52.417413
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/TZVP
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 1605 1550 14.14      
2 A1 1131 1092 24.57      
3 B2 1010 975 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1873.1 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 1808.3 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/TZVP
ABC
1.47622 1.33058 0.69981

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.860
N2 0.000 0.639 -0.368
N3 0.000 -0.639 -0.368

Atom - Atom Distances (Å)
  C1 N2 N3
C11.38421.3842
N21.38421.2771
N31.38421.2771

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 62.527 C1 N3 N2 62.527
N2 C1 N3 54.946
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.092      
2 N 0.046      
3 N 0.046      


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 -0.614 0.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.761 0.000 0.000
y 0.000 -17.904 0.000
z 0.000 0.000 -19.754
Traceless
 xyz
x 4.069 0.000 0.000
y 0.000 -0.647 0.000
z 0.000 0.000 -3.421
Polar
3z2-r2-6.843
x2-y23.144
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.252 0.000 0.000
y 0.000 3.031 0.000
z 0.000 0.000 3.330


<r2> (average value of r2) Å2
<r2> 22.956
(<r2>)1/2 4.791