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

using model chemistry: MP2=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-147.070731
Energy at 298.15K-147.070561
HF Energy-146.630320
Nuclear repulsion energy51.291982
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 MP2=FULL/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 A1 1480 1434 13.89      
2 A1 1083 1050 12.52      
3 B2 1027 996 3.15      

Unscaled Zero Point Vibrational Energy (zpe) 1794.9 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 1739.6 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 MP2=FULL/aug-cc-pVDZ
ABC
1.40057 1.28671 0.67061

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.874
N2 0.000 0.656 -0.375
N3 0.000 -0.656 -0.375

Atom - Atom Distances (Å)
  C1 N2 N3
C11.41041.4104
N21.41041.3111
N31.41041.3111

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 62.303 C1 N3 N2 62.303
N2 C1 N3 55.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability