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All results from a given calculation for CH3PHCH3 (dimethylphosphine)

using model chemistry: B3LYPultrafine/TZVP

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/TZVP
 hartrees
Energy at 0K-421.832985
Energy at 298.15K-421.840708
HF Energy-421.832985
Nuclear repulsion energy112.303457
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/TZVP
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' 3115 3001 15.36      
2 A' 3111 2997 28.85      
3 A' 3034 2923 19.82      
4 A' 2348 2262 103.13      
5 A' 1482 1428 3.02      
6 A' 1481 1427 15.69      
7 A' 1341 1292 1.28      
8 A' 1015 978 27.88      
9 A' 970 935 29.94      
10 A' 723 696 1.64      
11 A' 645 622 2.41      
12 A' 255 245 0.30      
13 A' 190 183 0.16      
14 A" 3115 3001 7.05      
15 A" 3112 2998 0.02      
16 A" 3036 2924 20.37      
17 A" 1474 1420 9.00      
18 A" 1469 1415 3.27      
19 A" 1324 1275 2.03      
20 A" 1027 989 25.49      
21 A" 836 805 0.38      
22 A" 730 703 0.08      
23 A" 692 667 16.14      
24 A" 179 172 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 18350.2 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 17678.6 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/TZVP
ABC
0.52913 0.22759 0.17590

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.038 -0.669 0.000
H2 1.365 -0.935 0.000
C3 -0.038 0.532 1.437
C4 -0.038 0.532 -1.437
H5 -1.030 0.978 1.526
H6 -1.030 0.978 -1.526
H7 0.162 -0.013 2.360
H8 0.162 -0.013 -2.360
H9 0.699 1.330 1.329
H10 0.699 1.330 -1.329

Atom - Atom Distances (Å)
  P1 H2 C3 C4 H5 H6 H7 H8 H9 H10
P11.42831.87281.87282.45472.45472.45782.45782.51092.5109
H21.42832.48722.48723.42433.42432.80482.80482.70932.7093
C31.87282.48722.87351.09133.15571.09103.84111.09112.9715
C41.87282.48722.87353.15571.09133.84111.09102.97151.0911
H52.45473.42431.09133.15573.05111.76124.18381.77483.3558
H62.45473.42433.15571.09133.05114.18381.76123.35581.7748
H72.45782.80481.09103.84111.76124.18384.72041.77593.9627
H82.45782.80483.84111.09104.18381.76124.72043.96271.7759
H92.51092.70931.09112.97151.77483.35581.77593.96272.6585
H102.51092.70932.97151.09113.35581.77483.96271.77592.6585

picture of dimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C3 H5 108.950 P1 C3 H7 109.192
P1 C3 H9 113.158 P1 C4 H6 108.950
P1 C4 H8 109.192 P1 C4 H10 113.158
H2 P1 C3 96.859 H2 P1 C4 96.859
C3 P1 C4 100.204 H5 C3 H7 107.612
H5 C3 H9 108.832 H6 C4 H8 107.612
H6 C4 H10 108.832 H7 C3 H9 108.949
H8 C4 H10 108.949
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.221      
2 H -0.040      
3 C -0.486      
4 C -0.486      
5 H 0.129      
6 H 0.129      
7 H 0.137      
8 H 0.137      
9 H 0.129      
10 H 0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.437 1.167 0.000 1.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.692 -1.406 0.000
y -1.406 -30.697 0.000
z 0.000 0.000 -27.368
Traceless
 xyz
x 0.340 -1.406 0.000
y -1.406 -2.666 0.000
z 0.000 0.000 2.327
Polar
3z2-r24.653
x2-y22.004
xy-1.406
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.664 -0.282 0.000
y -0.282 7.182 0.000
z 0.000 0.000 8.428


<r2> (average value of r2) Å2
<r2> 83.655
(<r2>)1/2 9.146