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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: HF/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-380.339397
Energy at 298.15K-380.342605
HF Energy-380.339397
Nuclear repulsion energy49.047485
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/aug-cc-pVTZ
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' 3371 3069 0.33      
2 A' 3282 2988 5.48      
3 A' 2483 2260 114.62      
4 A' 1577 1435 3.17      
5 A' 1117 1016 30.86      
6 A' 1083 986 0.39      
7 A' 796 725 2.31      
8 A" 1026 934 66.38      
9 A" 937 853 14.48      

Unscaled Zero Point Vibrational Energy (zpe) 7835.8 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 7133.7 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/aug-cc-pVTZ
ABC
4.75084 0.56027 0.50117

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 1.061 0.000
P2 0.056 -0.588 0.000
H3 -0.826 1.672 0.000
H4 0.991 1.591 0.000
H5 -1.340 -0.812 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.64881.07321.07482.3364
P21.64882.42592.37061.4142
H31.07322.42591.81952.5369
H41.07482.37061.81953.3481
H52.33641.41422.53693.3481

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 99.134 P2 C1 H3 124.702
P2 C1 H4 119.517 H3 C1 H4 115.781
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.006      
2 P -0.051      
3 H 0.482      
4 H 0.524      
5 H 0.051      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.582 0.899 0.000 1.071
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.194 1.241 0.000
y 1.241 -19.487 0.000
z 0.000 0.000 -22.319
Traceless
 xyz
x 0.708 1.241 0.000
y 1.241 1.770 0.000
z 0.000 0.000 -2.479
Polar
3z2-r2-4.957
x2-y2-0.708
xy1.241
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.452 0.249 0.000
y 0.249 7.969 0.000
z 0.000 0.000 5.054


<r2> (average value of r2) Å2
<r2> 34.358
(<r2>)1/2 5.862