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

using model chemistry: PBEPBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-382.227105
Energy at 298.15K-382.232628
Nuclear repulsion energy59.154248
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 PBEPBE/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3089 3071 5.96      
2 A 2985 2968 13.28      
3 A 2292 2279 66.62      
4 A 1398 1390 4.91      
5 A 1247 1239 0.19      
6 A 1057 1051 13.30      
7 A 948 943 35.47      
8 A 716 712 0.35      
9 A 651 647 8.36      
10 A 3079 3061 5.12      
11 A 2307 2293 84.86      
12 A 1399 1391 5.94      
13 A 990 984 16.58      
14 A 673 669 0.05      
15 A 232 231 1.82      

Unscaled Zero Point Vibrational Energy (zpe) 11530.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 11464.0 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 PBEPBE/cc-pVDZ
ABC
2.31819 0.38276 0.37992

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.072 1.200 0.000
P2 0.072 -0.682 0.000
H3 -0.938 1.650 0.000
H4 0.625 1.551 0.894
H5 0.625 1.551 -0.894
H6 -0.916 -0.859 -1.042
H7 -0.916 -0.859 1.042

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.88251.10631.10811.10812.51072.5107
P21.88252.54182.46802.46801.44751.4475
H31.10632.54181.80391.80392.71672.7167
H41.10812.46801.80391.78823.45422.8643
H51.10812.46801.80391.78822.86433.4542
H62.51071.44752.71673.45422.86432.0844
H72.51071.44752.71672.86433.45422.0844

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 97.006 C1 P2 H7 97.006
P2 C1 H3 113.981 P2 C1 H4 108.439
P2 C1 H5 108.439 H3 C1 H4 109.101
H3 C1 H5 109.101 H4 C1 H5 107.590
H6 P2 H7 92.113
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.216      
2 P -0.001      
3 H 0.063      
4 H 0.067      
5 H 0.067      
6 H 0.010      
7 H 0.010      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.583 1.003 0.000 1.160
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.338 1.301 0.000
y 1.301 -22.290 0.000
z 0.000 0.000 -21.049
Traceless
 xyz
x -0.668 1.301 0.000
y 1.301 -0.596 0.000
z 0.000 0.000 1.265
Polar
3z2-r22.529
x2-y2-0.048
xy1.301
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.819 0.431 0.000
y 0.431 5.920 0.000
z 0.000 0.000 5.117


<r2> (average value of r2) Å2
<r2> 45.529
(<r2>)1/2 6.748