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All results from a given calculation for CH3PH2 (Methyl phosphine)

using model chemistry: wB97X-D/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 wB97X-D/6-31G*
 hartrees
Energy at 0K-382.421250
Energy at 298.15K-382.426860
HF Energy-382.421250
Nuclear repulsion energy 
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 wB97X-D/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' 3187 3022 9.89      
2 A' 3090 2930 14.91      
3 A' 2426 2301 91.63      
4 A' 1514 1436 7.10      
5 A' 1377 1306 0.96      
6 A' 1164 1104 17.30      
7 A' 1023 970 51.28      
8 A' 758 719 0.93      
9 A' 695 659 6.68      
10 A" 3174 3010 8.80      
11 A" 2432 2307 125.80      
12 A" 1511 1433 9.09      
13 A" 1060 1005 22.98      
14 A" 711 674 0.93      
15 A" 228 217 3.20      

Unscaled Zero Point Vibrational Energy (zpe) 12174.0 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 11547.0 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 wB97X-D/6-31G*
ABC
2.40136 0.39088 0.38693

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.070 1.187 0.000
P2 0.070 -0.674 0.000
H3 -0.931 1.626 0.000
H4 0.611 1.541 0.883
H5 0.611 1.541 -0.883
H6 -0.882 -0.859 -1.036
H7 -0.882 -0.859 1.036

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.86181.09291.09381.09382.48332.4833
P21.86182.50882.44502.44501.41921.4192
H31.09292.50881.77851.77852.69242.6924
H41.09382.44501.77851.76553.41572.8302
H51.09382.44501.77851.76552.83023.4157
H62.48331.41922.69243.41572.83022.0715
H72.48331.41922.69242.83023.41572.0715

picture of Methyl phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H6 97.460 C1 P2 H7 97.460
P2 C1 H3 113.664 P2 C1 H4 108.843
P2 C1 H5 108.843 H3 C1 H4 108.853
H3 C1 H5 108.853 H4 C1 H5 107.617
H6 P2 H7 93.737
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.685      
2 P 0.068      
3 H 0.196      
4 H 0.196      
5 H 0.196      
6 H 0.015      
7 H 0.015      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.792 1.128 0.000 1.379
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.502 1.656 0.000
y 1.656 -22.192 0.000
z 0.000 0.000 -20.742
Traceless
 xyz
x -1.035 1.656 0.000
y 1.656 -0.571 0.000
z 0.000 0.000 1.606
Polar
3z2-r23.211
x2-y2-0.309
xy1.656
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.227 0.362 0.000
y 0.362 5.262 0.000
z 0.000 0.000 4.670


<r2> (average value of r2) Å2
<r2> 44.813
(<r2>)1/2 6.694