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

using model chemistry: QCISD/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 QCISD/6-31G
 hartrees
Energy at 0K-875.912734
Energy at 298.15K-875.912915
Nuclear repulsion energy100.266073
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/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 448 431 0.00      
2 Σu 604 582 88.14      
3 Πu 85 81 147.50      
3 Πu 85 81 147.50      

Unscaled Zero Point Vibrational Energy (zpe) 610.4 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 588.2 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/6-31G
B
0.09930

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/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 2.114
F3 0.000 0.000 -2.114

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.11372.1137
F22.11374.2275
F32.11374.2275

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