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

using model chemistry: B3LYP/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/aug-cc-pVQZ
 hartrees
Energy at 0K-382.520839
Energy at 298.15K-382.526424
Nuclear repulsion energy59.938385
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 B3LYP/aug-cc-pVQZ
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 3124 3026 7.66      
2 A 3040 2946 13.77      
3 A 2373 2299 64.13      
4 A 1474 1429 4.84      
5 A 1328 1286 0.07      
6 A 1117 1083 16.60      
7 A 994 963 36.69      
8 A 738 715 0.33      
9 A 669 648 9.73      
10 A 3110 3013 7.69      
11 A 2377 2303 78.75      
12 A 1480 1434 5.79      
13 A 1036 1003 16.62      
14 A 698 676 0.77      
15 A 228 221 1.32      

Unscaled Zero Point Vibrational Energy (zpe) 11892.7 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 11522.8 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 B3LYP/aug-cc-pVQZ
ABC
2.41288 0.39109 0.38734

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.070 1.190 0.000
P2 0.070 -0.674 0.000
H3 -0.925 1.626 0.000
H4 0.610 1.539 0.879
H5 0.610 1.539 -0.879
H6 -0.884 -0.870 -1.032
H7 -0.884 -0.870 1.032

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.86401.08681.08891.08892.49352.4935
P21.86402.50612.44122.44121.41901.4190
H31.08682.50611.77161.77162.70082.7008
H41.08892.44121.77161.75793.41812.8385
H51.08892.44121.77161.75792.83853.4181
H62.49351.41902.70083.41812.83852.0630
H72.49351.41902.70082.83853.41812.0630

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 97.932 C1 P2 H7 97.932
P2 C1 H3 113.645 P2 C1 H4 108.666
P2 C1 H5 108.666 H3 C1 H4 109.024
H3 C1 H5 109.024 H4 C1 H5 107.647
H6 P2 H7 93.262
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.099      
2 P 0.618      
3 H 0.260      
4 H 0.262      
5 H 0.262      
6 H -0.151      
7 H -0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.527 1.024 0.000 1.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.909 1.337 0.000
y 1.337 -22.687 0.000
z 0.000 0.000 -21.312
Traceless
 xyz
x -0.909 1.337 0.000
y 1.337 -0.577 0.000
z 0.000 0.000 1.486
Polar
3z2-r22.973
x2-y2-0.222
xy1.337
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.093 0.125 0.000
y 0.125 7.297 0.000
z 0.000 0.000 5.918


<r2> (average value of r2) Å2
<r2> 45.072
(<r2>)1/2 6.714