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

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-147.442471
Energy at 298.15K-147.442307
HF Energy-147.442471
Nuclear repulsion energy51.921408
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 TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 1598 1532 13.25      
2 A1 1140 1093 19.24      
3 B2 1015 973 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 1876.5 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 1799.0 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 TPSSh/6-31G**
ABC
1.44951 1.30446 0.68658

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.868
N2 0.000 0.644 -0.372
N3 0.000 -0.644 -0.372

Atom - Atom Distances (Å)
  C1 N2 N3
C11.39771.3977
N21.39771.2888
N31.39771.2888

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 62.546 C1 N3 N2 62.546
N2 C1 N3 54.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability