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All results from a given calculation for PH4 (Phosphoranyl radical)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A1
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-342.010225
Energy at 298.15K-342.014668
HF Energy-342.010225
Nuclear repulsion energy23.030698
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/3-21G*
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 2479 2385 21.83      
2 A1 1764 1697 11.55      
3 A1 1035 996 0.36      
4 A1 925 890 15.62      
5 A2 1250 1203 0.00      
6 B1 2489 2394 49.17      
7 B1 857 824 12.86      
8 B2 1407 1353 315.30      
9 B2 1153 1110 173.55      

Unscaled Zero Point Vibrational Energy (zpe) 6678.7 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 6424.9 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/3-21G*
ABC
4.26333 2.65225 2.40277

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.087
H2 0.000 1.528 0.178
H3 0.000 -1.528 0.178
H4 1.070 0.000 -0.834
H5 -1.070 0.000 -0.834

Atom - Atom Distances (Å)
  P1 H2 H3 H4 H5
P11.53111.53111.41181.4118
H21.53113.05692.12242.1224
H31.53113.05692.12242.1224
H41.41182.12242.12242.1397
H51.41182.12242.12242.1397

picture of Phosphoranyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 P1 H3 173.221 H2 P1 H4 92.211
H2 P1 H5 92.211 H3 P1 H4 92.211
H3 P1 H5 92.211 H4 P1 H5 98.536
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P -0.145      
2 H -0.003      
3 H -0.003      
4 H 0.076      
5 H 0.076      


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 -0.649 0.649
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.513 0.000 0.000
y 0.000 -17.756 0.000
z 0.000 0.000 -16.945
Traceless
 xyz
x 1.837 0.000 0.000
y 0.000 -1.527 0.000
z 0.000 0.000 -0.310
Polar
3z2-r2-0.620
x2-y22.243
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.055 0.000 0.000
y 0.000 4.612 0.000
z 0.000 0.000 2.505


<r2> (average value of r2) Å2
<r2> 18.984
(<r2>)1/2 4.357