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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-380.310329
Energy at 298.15K-380.313532
HF Energy-380.310329
Nuclear repulsion energy48.759378
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/cc-pVDZ
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' 3398 3085 0.32      
2 A' 3300 2996 6.51      
3 A' 2483 2254 136.44      
4 A' 1561 1417 2.08      
5 A' 1114 1012 29.44      
6 A' 1087 987 0.71      
7 A' 798 725 0.89      
8 A" 1014 921 56.66      
9 A" 934 848 18.64      

Unscaled Zero Point Vibrational Energy (zpe) 7843.9 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 7122.2 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 HF/cc-pVDZ
ABC
4.66644 0.55478 0.49583

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 1.066 0.000
P2 0.056 -0.591 0.000
H3 -0.832 1.686 0.000
H4 1.003 1.596 0.000
H5 -1.352 -0.809 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.65671.08351.08512.3448
P21.65672.44442.38341.4249
H31.08352.44441.83682.5492
H41.08512.38341.83683.3661
H52.34481.42492.54923.3661

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 98.810 P2 C1 H3 124.948
P2 C1 H4 119.284 H3 C1 H4 115.768
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.229      
2 P 0.108      
3 H 0.080      
4 H 0.081      
5 H -0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.547 0.930 0.000 1.079
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.043 1.145 0.000
y 1.145 -19.424 0.000
z 0.000 0.000 -21.764
Traceless
 xyz
x 0.551 1.145 0.000
y 1.145 1.480 0.000
z 0.000 0.000 -2.031
Polar
3z2-r2-4.062
x2-y2-0.619
xy1.145
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.533 0.470 0.000
y 0.470 7.144 0.000
z 0.000 0.000 2.707


<r2> (average value of r2) Å2
<r2> 34.440
(<r2>)1/2 5.869