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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: LSDA/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31+G**
 hartrees
Energy at 0K-380.031831
Energy at 298.15K-380.034907
HF Energy-380.031831
Nuclear repulsion energy48.314609
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 LSDA/6-31+G**
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' 3180 3133 0.11      
2 A' 3081 3035 1.79      
3 A' 2280 2246 102.55      
4 A' 1391 1370 3.07      
5 A' 1004 989 19.64      
6 A' 989 974 19.60      
7 A' 725 714 0.05      
8 A" 881 868 57.42      
9 A" 830 818 39.84      

Unscaled Zero Point Vibrational Energy (zpe) 7180.6 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 7072.9 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 LSDA/6-31+G**
ABC
4.52911 0.54628 0.48748

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 1.073 0.000
P2 0.057 -0.598 0.000
H3 -0.835 1.710 0.000
H4 1.018 1.601 0.000
H5 -1.376 -0.771 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.67111.09601.09732.3349
P21.67112.47472.40061.4434
H31.09602.47471.85632.5392
H41.09732.40061.85633.3705
H52.33491.44342.53923.3705

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 96.854 P2 C1 H3 125.568
P2 C1 H4 118.796 H3 C1 H4 115.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.501      
2 P 0.097      
3 H 0.208      
4 H 0.205      
5 H -0.008      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.603 0.883 0.000 1.069
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.828 1.082 0.000
y 1.082 -19.744 0.000
z 0.000 0.000 -22.037
Traceless
 xyz
x 1.062 1.082 0.000
y 1.082 1.189 0.000
z 0.000 0.000 -2.251
Polar
3z2-r2-4.502
x2-y2-0.084
xy1.082
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.953 0.258 0.000
y 0.258 7.561 0.000
z 0.000 0.000 3.851


<r2> (average value of r2) Å2
<r2> 34.880
(<r2>)1/2 5.906