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

using model chemistry: CCSD=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-147.301221
Energy at 298.15K-147.301071
HF Energy-146.674561
Nuclear repulsion energy52.730857
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 CCSD=FULL/aug-cc-pVQZ
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 1649 1649 14.37      
2 A1 1171 1171 24.30      
3 B2 1060 1060 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 1940.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1940.0 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 CCSD=FULL/aug-cc-pVQZ
ABC
1.49468 1.34582 0.70817

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.855
N2 0.000 0.635 -0.366
N3 0.000 -0.635 -0.366

Atom - Atom Distances (Å)
  C1 N2 N3
C11.37621.3762
N21.37621.2692
N31.37621.2692

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 62.539 C1 N3 N2 62.539
N2 C1 N3 54.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability