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All results from a given calculation for PH3 (Phosphine)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-343.142661
Energy at 298.15K-343.145648
HF Energy-343.142661
Nuclear repulsion energy17.547392
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 mPW1PW91/6-31G(2df,p)
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 2424 2315 22.93 165.64 0.01 0.01
2 A1 1014 968 18.15 9.22 0.73 0.84
3 E 2438 2328 60.34 113.61 0.75 0.86
3 E 2438 2328 60.34 113.60 0.75 0.86
4 E 1143 1091 10.56 23.70 0.75 0.86
4 E 1143 1091 10.55 23.70 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5300.2 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 5060.1 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 mPW1PW91/6-31G(2df,p)
ABC
4.44846 4.44846 3.93756

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.129
H2 0.000 1.190 -0.645
H3 1.031 -0.595 -0.645
H4 -1.031 -0.595 -0.645

Atom - Atom Distances (Å)
  P1 H2 H3 H4
P11.41941.41941.4194
H21.41942.06112.0611
H31.41942.06112.0611
H41.41942.06112.0611

picture of Phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 P1 H3 93.113 H2 P1 H4 93.113
H3 P1 H4 93.113
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P -0.309      
2 H 0.103      
3 H 0.103      
4 H 0.103      


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 -0.845 0.845
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.480 0.000 0.000
y 0.000 -14.480 0.000
z 0.000 0.000 -16.647
Traceless
 xyz
x 1.083 0.000 0.000
y 0.000 1.083 0.000
z 0.000 0.000 -2.167
Polar
3z2-r2-4.334
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 3.524 0.000 0.000
y 0.000 3.524 0.000
z 0.000 0.000 3.288


<r2> (average value of r2) Å2
<r2> 15.240
(<r2>)1/2 3.904