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All results from a given calculation for PH3 (Phosphine)

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at G3B3
 hartrees
Energy at 0K-342.980048
Energy at 298.15K-342.976191
HF Energy-343.140281
Nuclear repulsion energy17.484335
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/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 2406 2310 54.05 188.55 0.00 0.01
2 A1 1055 1013 25.41 31.18 0.68 0.81
3 E 2420 2324 114.61 140.87 0.75 0.86
3 E 2420 2324 114.62 140.88 0.75 0.86
4 E 1170 1123 12.75 56.03 0.75 0.86
4 E 1170 1123 12.75 56.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5320.0 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 5108.8 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/6-31G*
ABC
4.42666 4.42666 3.89404

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/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 1.197 -0.644
H3 1.036 -0.598 -0.644
H4 -1.036 -0.598 -0.644

Atom - Atom Distances (Å)
  P1 H2 H3 H4
P11.42431.42431.4243
H21.42432.07262.0726
H31.42432.07262.0726
H41.42432.07262.0726

picture of Phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 P1 H3 98.468 H2 P1 H4 98.468
H3 P1 H4 98.468
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P -0.092      
2 H 0.031      
3 H 0.031      
4 H 0.031      


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 -0.962 0.962
CHELPG 0.000 0.001 -0.858 0.858
AIM 0.000 0.000 2.294 2.294
ESP -0.001 0.005 0.973 0.973


Electric Quadrupole moment
Quadrupole components in D Å


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> 15.410
(<r2>)1/2 3.926