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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Σg
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-876.090471
Energy at 298.15K-876.090700
Nuclear repulsion energy103.139149
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/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 Σg 514 482 0.00      
2 Σu 675 633 172.42      
3 Πu 73 68 122.01      
3 Πu 73 68 122.01      

Unscaled Zero Point Vibrational Energy (zpe) 667.3 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 625.7 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/6-31G**
B
0.10507

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.000
F2 0.000 0.000 2.055
F3 0.000 0.000 -2.055

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.05492.0549
F22.05494.1097
F32.05494.1097

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 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability