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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-147.279172
Energy at 298.15K-147.278962
HF Energy-147.279172
Nuclear repulsion energy50.874157
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 B1B95/6-31G
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 1475 1406 15.09      
2 A1 1013 966 31.68      
3 B2 900 858 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 1693.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 1615.2 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 B1B95/6-31G
ABC
1.40375 1.24077 0.65862

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.890
N2 0.000 0.655 -0.382
N3 0.000 -0.655 -0.382

Atom - Atom Distances (Å)
  C1 N2 N3
C11.43041.4304
N21.43041.3097
N31.43041.3097

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 62.756 C1 N3 N2 62.756
N2 C1 N3 54.488
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.200      
2 N -0.100      
3 N -0.100      


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 -0.141 0.141
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.675 0.000 0.000
y 0.000 -18.365 0.000
z 0.000 0.000 -19.605
Traceless
 xyz
x 4.309 0.000 0.000
y 0.000 -1.224 0.000
z 0.000 0.000 -3.085
Polar
3z2-r2-6.170
x2-y23.689
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.782 0.000 0.000
y 0.000 2.792 0.000
z 0.000 0.000 3.068


<r2> (average value of r2) Å2
<r2> 23.756
(<r2>)1/2 4.874