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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Σg
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-877.236393
Energy at 298.15K-877.236997
Nuclear repulsion energy105.335127
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 B3PW91/6-31G(2df,p)
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 521 501 7.19      
2 A1 96 93 91.90      
3 B2 664 639 180.67      

Unscaled Zero Point Vibrational Energy (zpe) 640.6 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 615.8 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 B3PW91/6-31G(2df,p)
ABC
7.07858 0.11265 0.11088

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.166
F2 0.000 1.985 -0.184
F3 0.000 -1.985 -0.184

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.01512.0151
F22.01513.9692
F32.01513.9692

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 160.015
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 1.109      
2 F -0.554      
3 F -0.554      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.393 2.393
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.743 0.000 0.000
y 0.000 -45.825 0.000
z 0.000 0.000 -20.693
Traceless
 xyz
x 12.516 0.000 0.000
y 0.000 -25.107 0.000
z 0.000 0.000 12.591
Polar
3z2-r225.182
x2-y225.082
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.685 0.000 0.000
y 0.000 3.017 0.000
z 0.000 0.000 2.678


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000