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All results from a given calculation for CNN (Diazocarbene)

using model chemistry: ROMP2/6-311G*

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 ROMP2/6-311G*
 hartrees
Energy at 0K-147.092625
Energy at 298.15K 
HF Energy-146.629774
Nuclear repulsion energy48.020233
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 ROMP2/6-311G*
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 6923 6923        
2 Σ 1983 1983        
3 Π 449 449        
3 Π 449 449        

Unscaled Zero Point Vibrational Energy (zpe) 4902.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4902.1 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 ROMP2/6-311G*
B
0.42192

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.333
N2 0.000 0.000 -0.011
N3 0.000 0.000 1.154

Atom - Atom Distances (Å)
  C1 N2 N3
C11.32142.4865
N21.32141.1651
N32.48651.1651

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 ROMP2/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.097      
2 N -0.020      
3 N -0.077      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 31.207
(<r2>)1/2 5.586