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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: PBE1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-311G*
 hartrees
Energy at 0K-381.046034
Energy at 298.15K-381.049166
HF Energy-381.046034
Nuclear repulsion energy48.581771
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 PBE1PBE/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3246 3112 1.42      
2 A' 3152 3022 6.68      
3 A' 2347 2249 111.82      
4 A' 1474 1412 2.36      
5 A' 1054 1010 36.89      
6 A' 1027 984 1.90      
7 A' 764 732 0.09      
8 A" 924 885 55.98      
9 A" 868 832 42.66      

Unscaled Zero Point Vibrational Energy (zpe) 7427.4 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 7119.2 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 PBE1PBE/6-311G*
ABC
4.62596 0.55072 0.49213

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 1.069 0.000
P2 0.057 -0.595 0.000
H3 -0.829 1.697 0.000
H4 1.004 1.601 0.000
H5 -1.363 -0.781 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.66381.08571.08692.3311
P21.66382.45712.39191.4311
H31.08572.45711.83572.5343
H41.08692.39191.83573.3577
H52.33111.43112.53433.3577

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.449 P2 C1 H3 125.349
P2 C1 H4 119.322 H3 C1 H4 115.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.718      
2 P 0.162      
3 H 0.259      
4 H 0.258      
5 H 0.040      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.552 0.886 0.000 1.044
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.917 1.098 0.000
y 1.098 -19.596 0.000
z 0.000 0.000 -22.017
Traceless
 xyz
x 0.890 1.098 0.000
y 1.098 1.371 0.000
z 0.000 0.000 -2.260
Polar
3z2-r2-4.521
x2-y2-0.321
xy1.098
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.735 0.313 0.000
y 0.313 6.999 0.000
z 0.000 0.000 2.746


<r2> (average value of r2) Å2
<r2> 34.647
(<r2>)1/2 5.886