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All results from a given calculation for AsCl3 (Arsenous trichloride)

using model chemistry: PBEPBEultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-3613.492403
Energy at 298.15K-3613.490821
HF Energy-3613.492403
Nuclear repulsion energy538.873387
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 PBEPBEultrafine/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 404 400 19.70      
2 A1 182 180 2.41      
3 E 379 375 103.35      
3 E 379 375 103.35      
4 E 146 145 0.61      
4 E 146 145 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 818.6 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 809.3 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 PBEPBEultrafine/6-31+G**
ABC
0.06837 0.06837 0.04214

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
As1 0.000 0.000 0.627
Cl2 0.000 1.953 -0.405
Cl3 1.691 -0.976 -0.405
Cl4 -1.691 -0.976 -0.405

Atom - Atom Distances (Å)
  As1 Cl2 Cl3 Cl4
As12.20872.20872.2087
Cl22.20873.38233.3823
Cl32.20873.38233.3823
Cl42.20873.38233.3823

picture of Arsenous trichloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 As1 Cl3 99.935 Cl2 As1 Cl4 99.935
Cl3 As1 Cl4 99.935
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 As 0.220      
2 Cl -0.073      
3 Cl -0.073      
4 Cl -0.073      


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 1.672 1.672
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.548 0.000 0.000
y 0.000 -57.548 0.000
z 0.000 0.000 -54.578
Traceless
 xyz
x -1.485 0.000 0.000
y 0.000 -1.485 0.000
z 0.000 0.000 2.970
Polar
3z2-r25.939
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 11.367 0.000 0.000
y 0.000 11.367 -0.000
z 0.000 -0.000 7.532


<r2> (average value of r2) Å2
<r2> 251.143
(<r2>)1/2 15.847