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

using model chemistry: LSDA/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-146.601880
Energy at 298.15K-146.601718
HF Energy-146.601880
Nuclear repulsion energy52.125793
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/6-31G(2df,p)
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 1592 1567 9.52      
2 A1 1145 1126 17.22      
3 B2 1025 1008 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 1880.9 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 1850.8 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/6-31G(2df,p)
ABC
1.46460 1.31122 0.69184

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.866
N2 0.000 0.641 -0.371
N3 0.000 -0.641 -0.371

Atom - Atom Distances (Å)
  C1 N2 N3
C11.39331.3933
N21.39331.2822
N31.39331.2822

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 62.606 C1 N3 N2 62.606
N2 C1 N3 54.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.088      
2 N 0.044      
3 N 0.044      


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 -0.649 0.649
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.555 0.000 0.000
y 0.000 -17.331 0.000
z 0.000 0.000 -19.007
Traceless
 xyz
x 3.614 0.000 0.000
y 0.000 -0.551 0.000
z 0.000 0.000 -3.063
Polar
3z2-r2-6.126
x2-y22.776
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.081 0.000 0.000
y 0.000 2.743 0.000
z 0.000 0.000 3.021


<r2> (average value of r2) Å2
<r2> 22.777
(<r2>)1/2 4.773