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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: PBEPBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G*
 hartrees
Energy at 0K-380.980816
Energy at 298.15K-380.984270
HF Energy-380.980816
Nuclear repulsion energy48.020260
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 PBEPBE/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 A' 3450 3400 1.30      
2 A' 3303 3255 4.32      
3 A' 3177 3132 1.93      
4 A' 3086 3042 5.38      
5 A' 2637 2600 70.19      
6 A' 2280 2248 130.38      
7 A' 1607 1584 0.44      
8 A' 1433 1413 0.38      
9 A' 1175 1158 22.05      

Unscaled Zero Point Vibrational Energy (zpe) 11074.3 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 10915.9 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 PBEPBE/6-31G*
ABC
4.53821 0.53726 0.48039

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 1.082 0.000
P2 0.057 -0.603 0.000
H3 -0.833 1.722 0.000
H4 1.015 1.615 0.000
H5 -1.377 -0.781 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.68521.09561.09692.3512
P21.68522.48922.41651.4450
H31.09562.48921.85122.5615
H41.09692.41651.85123.3863
H52.35121.44502.56153.3863

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.082 P2 C1 H3 125.719
P2 C1 H4 119.080 H3 C1 H4 115.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.484      
2 P 0.098      
3 H 0.196      
4 H 0.194      
5 H -0.004      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.571 1.095 0.000 1.235
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.515 1.088 0.000
y 1.088 -19.197 0.000
z 0.000 0.000 -21.411
Traceless
 xyz
x 0.789 1.088 0.000
y 1.088 1.266 0.000
z 0.000 0.000 -2.055
Polar
3z2-r2-4.111
x2-y2-0.318
xy1.088
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.134 0.388 0.000
y 0.388 3.444 0.000
z 0.000 0.000 0.898


<r2> (average value of r2) Å2
<r2> 34.871
(<r2>)1/2 5.905