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All results from a given calculation for CNN (Diazocarbene)

using model chemistry: B3PW91/aug-cc-pVDZ

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 B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-147.403337
Energy at 298.15K 
HF Energy-147.403337
Nuclear repulsion energy48.466642
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 B3PW91/aug-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 Σ 1517 1464 0.68 37.63 0.20 0.33
2 Σ 1302 1256 16.08 28.32 0.25 0.40
3 Π 384 371 5.42 0.09 0.75 0.86
3 Π 384 371 5.42 0.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1793.5 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 1730.0 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 B3PW91/aug-cc-pVDZ
B
0.43444

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.293
N2 0.000 0.000 -0.048
N3 0.000 0.000 1.156

Atom - Atom Distances (Å)
  C1 N2 N3
C11.24522.4489
N21.24521.2037
N32.44891.2037

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 B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.144      
2 N 0.274      
3 N -0.130      


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 0.780 0.780
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.049 0.000 0.000
y 0.000 -16.049 0.000
z 0.000 0.000 -21.278
Traceless
 xyz
x 2.614 0.000 0.000
y 0.000 2.614 0.000
z 0.000 0.000 -5.229
Polar
3z2-r2-10.457
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 2.826 0.000 0.000
y 0.000 2.826 0.000
z 0.000 0.000 6.057


<r2> (average value of r2) Å2
<r2> 30.512
(<r2>)1/2 5.524