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All results from a given calculation for CNN (Diazocarbene)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ-
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-145.388047
Energy at 298.15K 
HF Energy-145.388047
Nuclear repulsion energy45.597362
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 HSEh1PBE/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1716 1515 125.82 32.56 0.26 0.41
2 Σ 1023 904 26.60 2.17 0.44 0.61
3 Π 297 262 0.74 0.09 0.75 0.86
3 Π 297 262 0.74 0.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1666.5 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 1471.7 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 HSEh1PBE/STO-3G
B
0.38517

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.346
N2 0.000 0.000 -0.096
N3 0.000 0.000 1.250

Atom - Atom Distances (Å)
  C1 N2 N3
C11.24982.5965
N21.24981.3467
N32.59651.3467

picture of Diazocarbene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.107      
2 N -0.174      
3 N 0.067      


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 0.618 0.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.182 0.000 0.000
y 0.000 -14.182 0.000
z 0.000 0.000 -18.642
Traceless
 xyz
x 2.230 0.000 0.000
y 0.000 2.230 0.000
z 0.000 0.000 -4.459
Polar
3z2-r2-8.919
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.910 0.000 0.000
y 0.000 0.910 0.000
z 0.000 0.000 3.341


<r2> (average value of r2) Å2
<r2> 31.668
(<r2>)1/2 5.627