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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-382.468444
Energy at 298.15K-382.474029
Nuclear repulsion energy59.588695
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 B3LYPultrafine/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 3143 3026 9.77      
2 A 3053 2939 19.74      
3 A 2377 2289 99.09      
4 A 1481 1426 6.92      
5 A 1340 1290 0.41      
6 A 1127 1085 14.88      
7 A 1001 963 51.50      
8 A 741 714 0.51      
9 A 666 641 9.04      
10 A 3133 3016 10.32      
11 A 2387 2298 115.08      
12 A 1485 1430 8.78      
13 A 1040 1002 19.80      
14 A 701 675 1.31      
15 A 230 222 2.48      

Unscaled Zero Point Vibrational Energy (zpe) 11952.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 11507.1 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 B3LYPultrafine/6-31+G**
ABC
2.39031 0.38604 0.38230

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.070 1.198 0.000
P2 0.070 -0.679 0.000
H3 -0.929 1.638 0.000
H4 0.613 1.550 0.882
H5 0.613 1.550 -0.882
H6 -0.888 -0.869 -1.038
H7 -0.888 -0.869 1.038

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.87681.09241.09391.09392.50292.5029
P21.87682.52372.45762.45761.42511.4251
H31.09242.52371.77891.77892.71322.7132
H41.09392.45761.77891.76503.43302.8501
H51.09392.45761.77891.76502.85013.4330
H62.50291.42512.71323.43302.85012.0751
H72.50291.42512.71322.85013.43302.0751

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 97.638 C1 P2 H7 97.638
P2 C1 H3 113.775 P2 C1 H4 108.761
P2 C1 H5 108.761 H3 C1 H4 108.905
H3 C1 H5 108.905 H4 C1 H5 107.556
H6 P2 H7 93.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.622      
2 P 0.144      
3 H 0.176      
4 H 0.172      
5 H 0.172      
6 H -0.021      
7 H -0.021      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.714 1.053 0.000 1.272
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.085 1.562 0.006
y 1.562 -22.914 -0.004
z 0.006 -0.004 -21.285
Traceless
 xyz
x -0.986 1.562 0.006
y 1.562 -0.729 -0.004
z 0.006 -0.004 1.715
Polar
3z2-r23.430
x2-y2-0.171
xy1.562
xz0.006
yz-0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.029 0.250 0.000
y 0.250 6.281 -0.000
z 0.000 -0.000 5.058


<r2> (average value of r2) Å2
<r2> 45.533
(<r2>)1/2 6.748