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All results from a given calculation for PCl5 (Phosphorus pentachloride)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-2642.538206
Energy at 298.15K-2642.539573
Nuclear repulsion energy795.538548
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 mPW1PW91/6-311G*
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' 378 361 0.00      
2 A1' 272 260 0.00      
3 A2" 437 417 381.63      
4 A2" 297 283 9.23      
5 E' 557 532 200.16      
5 E' 557 532 200.18      
6 E' 269 256 3.75      
6 E' 269 256 3.75      
7 E' 89 85 0.57      
7 E' 89 85 0.57      
8 E" 258 246 0.00      
8 E" 258 246 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 1864.5 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 1779.5 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 mPW1PW91/6-311G*
ABC
0.03836 0.03083 0.03083

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
Cl2 0.000 2.047 0.000
Cl3 1.773 -1.023 0.000
Cl4 -1.773 -1.023 0.000
Cl5 0.000 0.000 2.163
Cl6 0.000 0.000 -2.163

Atom - Atom Distances (Å)
  P1 Cl2 Cl3 Cl4 Cl5 Cl6
P12.04672.04672.04672.16252.1625
Cl22.04673.54503.54502.97752.9775
Cl32.04673.54503.54502.97752.9775
Cl42.04673.54503.54502.97752.9775
Cl52.16252.97752.97752.97754.3251
Cl62.16252.97752.97752.97754.3251

picture of Phosphorus pentachloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 P1 Cl3 120.000 Cl2 P1 Cl4 120.000
Cl2 P1 Cl5 90.000 Cl2 P1 Cl6 90.000
Cl3 P1 Cl4 120.000 Cl3 P1 Cl5 90.000
Cl3 P1 Cl6 90.000 Cl4 P1 Cl5 90.000
Cl4 P1 Cl6 90.000 Cl5 P1 Cl6 180.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.652      
2 Cl -0.063      
3 Cl -0.063      
4 Cl -0.063      
5 Cl -0.232      
6 Cl -0.232      


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 -75.233 0.000 0.000
y 0.000 -75.233 0.000
z 0.000 0.000 -83.841
Traceless
 xyz
x 4.304 0.000 0.000
y 0.000 4.304 0.000
z 0.000 0.000 -8.608
Polar
3z2-r2-17.216
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 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> 421.429
(<r2>)1/2 20.529