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All results from a given calculation for PBr3 (Phosphorus tribromide)

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-8058.061577
Energy at 298.15K-8058.070830
HF Energy-8058.061577
Nuclear repulsion energy941.115655
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/Def2TZVPP
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 415 376 16.39      
2 A1 177 160 0.13      
3 E 430 390 107.11      
3 E 430 390 107.11      
4 E 124 112 0.00      
4 E 124 112 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 849.9 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 770.4 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/Def2TZVPP
ABC
0.03417 0.03417 0.01808

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.866
Br2 0.000 1.989 -0.124
Br3 1.723 -0.995 -0.124
Br4 -1.723 -0.995 -0.124

Atom - Atom Distances (Å)
  P1 Br2 Br3 Br4
P12.22192.22192.2219
Br22.22193.44523.4452
Br32.22193.44523.4452
Br42.22193.44523.4452

picture of Phosphorus tribromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 P1 Br3 101.662 Br2 P1 Br4 101.662
Br3 P1 Br4 101.662
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.510      
2 Br -0.170      
3 Br -0.170      
4 Br -0.170      


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 0.474 0.474
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -67.925 0.000 0.000
y 0.000 -67.925 0.000
z 0.000 0.000 -68.074
Traceless
 xyz
x 0.075 0.000 0.000
y 0.000 0.075 0.000
z 0.000 0.000 -0.149
Polar
3z2-r2-0.298
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 13.507 0.000 0.000
y 0.000 13.507 0.000
z 0.000 0.000 8.808


<r2> (average value of r2) Å2
<r2> 469.035
(<r2>)1/2 21.657