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All results from a given calculation for CaF2 (Calcium difluoride)

using model chemistry: QCISD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Σg
Energy calculated at QCISD(T)/6-311G*
 hartrees
Energy at 0K-876.461573
Energy at 298.15K-876.462108
Nuclear repulsion energy105.350864
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 QCISD(T)/6-311G*
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 525 506        
2 A1 62 59        
3 B2 647 623        

Unscaled Zero Point Vibrational Energy (zpe) 617.0 cm-1
Scaled (by 0.9628) Zero Point Vibrational Energy (zpe) 594.0 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 QCISD(T)/6-311G*
ABC
4.17484 0.11490 0.11182

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.216
F2 0.000 1.965 -0.240
F3 0.000 -1.965 -0.240

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.01712.0171
F22.01713.9301
F32.01713.9301

picture of Calcium difluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Ca1 F3 153.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability