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

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-381.537118
Energy at 298.15K-381.542839
HF Energy-381.537118
Nuclear repulsion energy60.342830
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/Def2TZVPP
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' 3255 2951 15.47      
2 A' 3172 2875 20.17      
3 A' 2519 2283 79.13      
4 A' 1586 1437 4.39      
5 A' 1450 1314 0.09      
6 A' 1215 1101 22.84      
7 A' 1080 979 43.04      
8 A' 788 715 0.90      
9 A' 730 661 8.88      
10 A" 3240 2937 15.14      
11 A" 2515 2280 112.54      
12 A" 1594 1445 5.53      
13 A" 1117 1012 21.23      
14 A" 740 671 2.28      
15 A" 249 225 1.88      

Unscaled Zero Point Vibrational Energy (zpe) 12623.7 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 11442.1 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/Def2TZVPP
ABC
2.45665 0.39666 0.39153

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.068 1.184 0.000
P2 0.068 -0.667 0.000
H3 -0.925 1.608 0.000
H4 0.601 1.535 0.875
H5 0.601 1.535 -0.875
H6 -0.855 -0.886 -1.038
H7 -0.855 -0.886 1.038

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.85111.08051.08271.08272.49292.4929
P21.85112.48322.42862.42861.40621.4062
H31.08052.48321.76091.76092.70272.7027
H41.08272.42861.76091.74933.41162.8301
H51.08272.42861.76091.74932.83013.4116
H62.49291.40622.70273.41162.83012.0750
H72.49291.40622.70272.83013.41162.0750

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 98.957 C1 P2 H7 98.957
P2 C1 H3 113.141 P2 C1 H4 108.916
P2 C1 H5 108.916 H3 C1 H4 108.979
H3 C1 H5 108.979 H4 C1 H5 107.773
H6 P2 H7 95.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.278      
2 P 0.097      
3 H 0.078      
4 H 0.080      
5 H 0.080      
6 H -0.029      
7 H -0.029      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.654 1.078 0.000 1.261
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.065 1.579 0.000
y 1.579 -22.733 0.000
z 0.000 0.000 -21.152
Traceless
 xyz
x -1.123 1.579 0.000
y 1.579 -0.624 0.000
z 0.000 0.000 1.747
Polar
3z2-r23.493
x2-y2-0.333
xy1.579
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.061 0.269 0.000
y 0.269 6.296 0.000
z 0.000 0.000 5.326


<r2> (average value of r2) Å2
<r2> 44.714
(<r2>)1/2 6.687