return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for AlFCl2 (Aluminum dichloride fluoride)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-1262.830173
Energy at 298.15K-1262.830922
Nuclear repulsion energy242.772079
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/cc-pVTZ
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 874 840 137.00      
2 A1 433 417 7.31      
3 A1 147 142 6.38      
4 B1 231 222 57.14      
5 B2 630 606 211.77      
6 B2 197 190 23.65      

Unscaled Zero Point Vibrational Energy (zpe) 1256.0 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 1207.8 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/cc-pVTZ
ABC
0.15379 0.07334 0.04966

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.348
F2 0.000 0.000 1.997
Cl3 0.000 1.813 -0.662
Cl4 0.000 -1.813 -0.662

Atom - Atom Distances (Å)
  Al1 F2 Cl3 Cl4
Al11.64822.07532.0753
F21.64823.21763.2176
Cl32.07533.21763.6259
Cl42.07533.21763.6259

picture of Aluminum dichloride fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Al1 Cl3 119.124 F2 Al1 Cl4 119.124
Cl3 Al1 Cl4 121.752
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.652      
2 F -0.308      
3 Cl -0.172      
4 Cl -0.172      


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 -0.448 0.448
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.012 0.000 0.000
y 0.000 -44.295 0.000
z 0.000 0.000 -46.396
Traceless
 xyz
x 7.334 0.000 0.000
y 0.000 -2.092 0.000
z 0.000 0.000 -5.242
Polar
3z2-r2-10.485
x2-y26.284
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 190.885
(<r2>)1/2 13.816