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All results from a given calculation for PF3 (Phosphorus trifluoride)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-637.725707
Energy at 298.15K-637.727683
Nuclear repulsion energy188.901552
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 B3LYP/3-21G*
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 931 895 105.20      
2 A1 466 449 31.89      
3 E 938 902 127.25      
3 E 938 902 127.24      
4 E 332 320 5.10      
4 E 332 320 5.10      

Unscaled Zero Point Vibrational Energy (zpe) 1967.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 1893.1 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 B3LYP/3-21G*
ABC
0.25328 0.25328 0.15549

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.504
F2 0.000 1.379 -0.280
F3 1.194 -0.690 -0.280
F4 -1.194 -0.690 -0.280
X5 0.000 0.000 1.504

Atom - Atom Distances (Å)
  P1 F2 F3 F4 X5
P11.58671.58671.58671.0000
F21.58672.38892.38892.2553
F31.58672.38892.38892.2553
F41.58672.38892.38892.2553
X51.00002.25532.25532.2553

picture of Phosphorus trifluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 97.666 F2 P1 F4 97.666
F2 P1 X5 119.628 F3 P1 F4 97.666
F3 P1 X5 119.628 F4 P1 X5 119.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.915      
2 F -0.305      
3 F -0.305      
4 F -0.305      


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 1.053 1.053
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.257 0.000 0.000
y 0.000 -27.257 0.000
z 0.000 0.000 -26.052
Traceless
 xyz
x -0.603 0.000 0.000
y 0.000 -0.603 0.000
z 0.000 0.000 1.205
Polar
3z2-r22.410
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 2.692 0.000 0.000
y 0.000 2.693 -0.000
z 0.000 -0.000 1.883


<r2> (average value of r2) Å2
<r2> 74.067
(<r2>)1/2 8.606