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

using model chemistry: B3LYPultrafine/aug-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 B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-382.513153
Energy at 298.15K-382.518736
HF Energy-382.513153
Nuclear repulsion energy59.831186
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/aug-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' 3123 3022 7.69      
2 A' 3042 2943 14.05      
3 A' 2368 2291 64.57      
4 A' 1474 1426 4.81      
5 A' 1326 1283 0.02      
6 A' 1114 1077 16.07      
7 A' 993 961 35.80      
8 A' 736 712 0.35      
9 A' 667 645 9.36      
10 A" 3111 3010 7.75      
11 A" 2375 2298 79.58      
12 A" 1479 1431 5.73      
13 A" 1034 1000 16.38      
14 A" 697 674 0.80      
15 A" 226 219 1.33      

Unscaled Zero Point Vibrational Energy (zpe) 11882.2 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 11496.0 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 B3LYPultrafine/aug-cc-pVTZ
ABC
2.40587 0.38951 0.38579

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.070 1.191 0.000
P2 0.070 -0.674 0.000
H3 -0.926 1.627 0.000
H4 0.609 1.541 0.879
H5 0.609 1.541 -0.879
H6 -0.884 -0.868 -1.035
H7 -0.884 -0.868 1.035

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.86521.08781.08921.08922.49362.4936
P21.86522.50782.44342.44341.42071.4207
H31.08782.50781.77181.77182.70092.7009
H41.08922.44341.77181.75883.41952.8379
H51.08922.44341.77181.75882.83793.4195
H62.49361.42072.70093.41952.83792.0691
H72.49361.42072.70092.83793.41952.0691

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 97.819 C1 P2 H7 97.819
P2 C1 H3 113.634 P2 C1 H4 108.733
P2 C1 H5 108.733 H3 C1 H4 108.948
H3 C1 H5 108.948 H4 C1 H5 107.680
H6 P2 H7 93.477
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.689      
2 P 0.006      
3 H 0.207      
4 H 0.220      
5 H 0.220      
6 H 0.017      
7 H 0.017      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.533 1.025 0.000 1.155
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.929 1.341 0.000
y 1.341 -22.709 0.000
z 0.000 0.000 -21.334
Traceless
 xyz
x -0.907 1.341 0.000
y 1.341 -0.578 0.000
z 0.000 0.000 1.485
Polar
3z2-r22.970
x2-y2-0.220
xy1.341
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.090 0.134 0.000
y 0.134 7.308 0.000
z 0.000 0.000 5.930


<r2> (average value of r2) Å2
<r2> 45.202
(<r2>)1/2 6.723