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

using model chemistry: B3LYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-382.512331
Energy at 298.15K-382.517921
Nuclear repulsion energy59.821294
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/cc-pVTZ
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 3127 3023 9.31      
2 A 3043 2942 14.52      
3 A 2371 2292 66.57      
4 A 1475 1426 4.64      
5 A 1327 1283 0.00      
6 A 1117 1080 15.73      
7 A 995 962 35.07      
8 A 739 714 0.25      
9 A 667 645 9.11      
10 A 3113 3009 8.88      
11 A 2377 2298 87.45      
12 A 1480 1431 5.64      
13 A 1035 1000 16.81      
14 A 699 676 0.54      
15 A 229 221 1.41      

Unscaled Zero Point Vibrational Energy (zpe) 11897.5 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 11500.2 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/cc-pVTZ
ABC
2.40430 0.38930 0.38567

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.071 1.193 0.000
P2 0.071 -0.676 0.000
H3 -0.927 1.627 0.000
H4 0.610 1.542 0.880
H5 0.610 1.542 -0.880
H6 -0.888 -0.867 -1.033
H7 -0.888 -0.867 1.033

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.86891.08741.08951.08952.49572.4957
P21.86892.50932.44642.44641.42201.4220
H31.08742.50931.77281.77282.69942.6994
H41.08952.44641.77281.75923.42142.8411
H51.08952.44641.77281.75922.84113.4214
H62.49571.42202.69943.42142.84112.0655
H72.49571.42202.69942.84113.42142.0655

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 97.719 C1 P2 H7 97.719
P2 C1 H3 113.513 P2 C1 H4 108.692
P2 C1 H5 108.692 H3 C1 H4 109.053
H3 C1 H5 109.053 H4 C1 H5 107.678
H6 P2 H7 93.154
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.354     0.075
2 P 0.012     -0.278
3 H 0.111     -0.023
4 H 0.106     0.034
5 H 0.106     0.034
6 H 0.009     0.080
7 H 0.009     0.080


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.529 1.006 0.000 1.137
CHELPG        
AIM        
ESP -0.449 0.985 0.000 1.082


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.762 1.320 0.000
y 1.320 -22.575 0.000
z 0.000 0.000 -21.255
Traceless
 xyz
x -0.847 1.320 0.000
y 1.320 -0.567 0.000
z 0.000 0.000 1.414
Polar
3z2-r22.828
x2-y2-0.187
xy1.320
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.291 0.311 0.000
y 0.311 6.543 0.000
z 0.000 0.000 5.478


<r2> (average value of r2) Å2
<r2> 45.128
(<r2>)1/2 6.718