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All results from a given calculation for ZnCN (Zinc monocyanide)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-1861.311769
Energy at 298.15K-1861.311486
HF Energy-1860.938732
Nuclear repulsion energy105.998754
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 CCD/3-21G*
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 3459 3309 254.46      
2 Σ 498 476 53.81      
3 Π 297 284 2.27      
3 Π 297 284 2.27      

Unscaled Zero Point Vibrational Energy (zpe) 2275.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 2176.5 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 CCD/3-21G*
B
0.13423

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Zn1 0.000 0.000 0.760
C2 0.000 0.000 -1.132
N3 0.000 0.000 -2.288

Atom - Atom Distances (Å)
  Zn1 C2 N3
Zn11.89293.0488
C21.89291.1559
N33.04881.1559

picture of Zinc monocyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Zn1 C2 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability