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All results from a given calculation for AlF2Cl (Aluminum chloride difluoride)

using model chemistry: HF/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-64.459629
Energy at 298.15K-64.460512
Nuclear repulsion energy42.979270
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 HF/CEP-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 A1 799 721 188.73      
2 A1 468 421 41.04      
3 A1 221 199 58.82      
4 B1 252 227 180.70      
5 B2 932 840 181.15      
6 B2 171 154 35.63      

Unscaled Zero Point Vibrational Energy (zpe) 1421.4 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 1281.2 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 HF/CEP-31G
ABC
0.21602 0.09793 0.06739

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -0.108
Cl2 0.000 0.000 2.027
F3 0.000 1.433 -0.991
F4 0.000 -1.433 -0.991

Atom - Atom Distances (Å)
  Al1 Cl2 F3 F4
Al12.13581.68281.6828
Cl22.13583.34103.3410
F31.68283.34102.8662
F41.68283.34102.8662

picture of Aluminum chloride difluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 Al1 F3 121.614 Cl2 Al1 F4 121.614
F3 Al1 F4 116.771
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 1.614      
2 Cl -0.320      
3 F -0.647      
4 F -0.647      


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 0.594 0.594
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.562 0.000 0.000
y 0.000 -41.584 0.000
z 0.000 0.000 -42.274
Traceless
 xyz
x 14.368 0.000 0.000
y 0.000 -6.666 0.000
z 0.000 0.000 -7.701
Polar
3z2-r2-15.403
x2-y214.023
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.733 0.000 0.000
y 0.000 2.352 0.000
z 0.000 0.000 4.432


<r2> (average value of r2) Å2
<r2> 94.495
(<r2>)1/2 9.721