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All results from a given calculation for PH3 (Phosphine)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-343.094521
Energy at 298.15K-343.097510
HF Energy-343.094521
Nuclear repulsion energy17.499569
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 B3PW91/6-31G**
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 2409 2309 45.60      
2 A1 1026 983 23.14      
3 E 2425 2325 96.84      
3 E 2425 2325 96.85      
4 E 1151 1104 12.97      
4 E 1151 1104 12.97      

Unscaled Zero Point Vibrational Energy (zpe) 5294.0 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 5073.7 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 B3PW91/6-31G**
ABC
4.43002 4.43002 3.90654

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.129
H2 0.000 1.195 -0.645
H3 1.035 -0.597 -0.645
H4 -1.035 -0.597 -0.645

Atom - Atom Distances (Å)
  P1 H2 H3 H4
P11.42321.42321.4232
H21.42322.06922.0692
H31.42322.06922.0692
H41.42322.06922.0692

picture of Phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 P1 H3 93.268 H2 P1 H4 93.268
H3 P1 H4 93.268
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P -0.024      
2 H 0.008      
3 H 0.008      
4 H 0.008      


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 -1.016 1.016
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.520 0.000 0.000
y 0.000 -14.520 0.000
z 0.000 0.000 -16.899
Traceless
 xyz
x 1.189 0.000 0.000
y 0.000 1.189 0.000
z 0.000 0.000 -2.378
Polar
3z2-r2-4.757
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 3.272 0.000 0.000
y 0.000 3.272 0.000
z 0.000 0.000 2.780


<r2> (average value of r2) Å2
<r2> 15.341
(<r2>)1/2 3.917