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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-147.401235
Energy at 298.15K-147.401086
HF Energy-147.401235
Nuclear repulsion energy52.403182
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 B1B95/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 1667 1602 13.71      
2 A1 1191 1144 19.64      
3 B2 1061 1020 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 1959.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 1883.1 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 B1B95/cc-pVDZ
ABC
1.47891 1.32649 0.69928

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.861
N2 0.000 0.638 -0.369
N3 0.000 -0.638 -0.369

Atom - Atom Distances (Å)
  C1 N2 N3
C11.38561.3856
N21.38561.2759
N31.38561.2759

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 62.585 C1 N3 N2 62.585
N2 C1 N3 54.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.041      
2 N 0.020      
3 N 0.020      


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 -0.622 0.622
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.414 0.000 0.000
y 0.000 -17.367 0.000
z 0.000 0.000 -19.070
Traceless
 xyz
x 3.804 0.000 0.000
y 0.000 -0.624 0.000
z 0.000 0.000 -3.180
Polar
3z2-r2-6.360
x2-y22.952
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.872 0.000 0.000
y 0.000 2.649 0.000
z 0.000 0.000 2.909


<r2> (average value of r2) Å2
<r2> 22.639
(<r2>)1/2 4.758