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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Σg
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-877.136930
Energy at 298.15K-877.137039
Nuclear repulsion energy100.644098
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
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 438 419 0.00      
2 Σu 594 569 69.09      
3 Πu 69 66 127.98      
3 Πu 69 66 127.98      

Unscaled Zero Point Vibrational Energy (zpe) 584.6 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 559.9 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
B
0.10005

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

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 2.106
F3 0.000 0.000 -2.106

Atom - Atom Distances (Å)
  Ca1 F2 F3
Ca12.10582.1058
F22.10584.2116
F32.10584.2116

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 B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 1.496      
2 F -0.748      
3 F -0.748      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.844 0.000 0.000
y 0.000 -20.844 0.000
z 0.000 0.000 -55.467
Traceless
 xyz
x 17.312 0.000 0.000
y 0.000 17.312 0.000
z 0.000 0.000 -34.623
Polar
3z2-r2-69.247
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.974 0.000 0.000
y 0.000 1.974 0.000
z 0.000 0.000 3.475


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