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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-876.970799
Energy at 298.15K 
HF Energy-876.844489
Nuclear repulsion energy103.392169
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 B2PLYP/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 508 482 0.00      
2 Σu 671 637 141.11      
3 Πu 53 50 111.89      
4 Πu 53 50 111.89      

Unscaled Zero Point Vibrational Energy (zpe) 642.1 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 609.5 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 B2PLYP/6-31G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/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 2.050
F3 0.000 0.000 -2.050

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.04982.0498
F22.04984.0996
F32.04984.0996

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
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 1.302      
2 F -0.651      
3 F -0.651      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.110 0.000 0.000
y 0.000 2.110 0.000
z 0.000 0.000 3.028


<r2> (average value of r2) Å2
<r2> 94.312
(<r2>)1/2 9.711