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All results from a given calculation for PH3 (Phosphine)

using model chemistry: HF/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-342.455042
Energy at 298.15K-342.458066
HF Energy-342.455042
Nuclear repulsion energy17.714946
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/6-31+G**
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 2577 2330 61.45 223.11 0.01 0.02
2 A1 1118 1011 38.57 3.39 0.71 0.83
3 E 2574 2328 123.70 176.11 0.75 0.86
3 E 2574 2328 123.70 176.11 0.75 0.86
4 E 1255 1134 22.52 40.48 0.75 0.86
4 E 1255 1134 22.52 40.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5676.1 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 5132.3 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/6-31+G**
ABC
4.63200 4.63200 3.85867

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.121
H2 0.000 1.202 -0.606
H3 1.041 -0.601 -0.606
H4 -1.041 -0.601 -0.606

Atom - Atom Distances (Å)
  P1 H2 H3 H4
P11.40471.40471.4047
H21.40472.08202.0820
H31.40472.08202.0820
H41.40472.08202.0820

picture of Phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 P1 H3 95.650 H2 P1 H4 95.650
H3 P1 H4 95.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.171      
2 H -0.057      
3 H -0.057      
4 H -0.057      


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 -0.864 0.864
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.852 0.000 0.000
y 0.000 -14.852 0.000
z 0.000 0.000 -17.731
Traceless
 xyz
x 1.440 0.000 0.000
y 0.000 1.440 0.000
z 0.000 0.000 -2.879
Polar
3z2-r2-5.759
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 3.416 0.000 0.000
y 0.000 3.416 0.000
z 0.000 0.000 3.112


<r2> (average value of r2) Å2
<r2> 15.531
(<r2>)1/2 3.941