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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: BLYP/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 BLYP/6-311G*
 hartrees
Energy at 0K-381.213542
Energy at 298.15K-381.216628
HF Energy-381.213542
Nuclear repulsion energy48.031600
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 BLYP/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' 3133 3125 4.67      
2 A' 3048 3040 11.23      
3 A' 2218 2213 129.59      
4 A' 1437 1434 1.02      
5 A' 1026 1024 35.39      
6 A' 960 958 0.77      
7 A' 748 746 0.04      
8 A" 882 880 48.08      
9 A" 831 829 43.36      

Unscaled Zero Point Vibrational Energy (zpe) 7141.3 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 7123.4 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 BLYP/6-311G*
ABC
4.56131 0.53674 0.48023

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 1.083 0.000
P2 0.057 -0.603 0.000
H3 -0.831 1.718 0.000
H4 1.010 1.618 0.000
H5 -1.376 -0.788 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.68601.09171.09302.3565
P21.68602.48542.41691.4445
H31.09172.48541.84342.5651
H41.09302.41691.84343.3883
H52.35651.44452.56513.3883

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.360 P2 C1 H3 125.602
P2 C1 H4 119.313 H3 C1 H4 115.085
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.650      
2 P 0.171      
3 H 0.229      
4 H 0.228      
5 H 0.021      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.453 0.844 0.000 0.958
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.292 0.997 0.000
y 0.997 -19.903 0.000
z 0.000 0.000 -22.171
Traceless
 xyz
x 0.746 0.997 0.000
y 0.997 1.328 0.000
z 0.000 0.000 -2.074
Polar
3z2-r2-4.148
x2-y2-0.389
xy0.997
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.935 0.327 0.001
y 0.327 7.056 -0.001
z 0.001 -0.001 2.780


<r2> (average value of r2) Å2
<r2> 35.338
(<r2>)1/2 5.945