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All results from a given calculation for CNN (Diazocarbene)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-147.320926
Energy at 298.15K 
HF Energy-147.193062
Nuclear repulsion energy48.295518
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 B2PLYP=FULL/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 1481 1419 0.29 63.87 0.30 0.47
2 Σ 1252 1200 14.55 3.80 0.44 0.61
3 Π 395 379 7.00 0.01 0.75 0.86
3 Π 395 379 7.00 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1761.8 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 1688.7 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 B2PLYP=FULL/cc-pVDZ
B
0.43166

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.295
N2 0.000 0.000 -0.052
N3 0.000 0.000 1.162

Atom - Atom Distances (Å)
  C1 N2 N3
C11.24282.4565
N21.24281.2137
N32.45651.2137

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