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All results from a given calculation for P(CH3)3 (trimethylphosphine)

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 C3V 1A1
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-460.752223
Energy at 298.15K-460.761695
HF Energy-460.752223
Nuclear repulsion energy175.025075
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 A1 3052 3034 33.53      
2 A1 2955 2937 26.73      
3 A1 1405 1396 7.87      
4 A1 1259 1252 2.85      
5 A1 927 922 24.79      
6 A1 627 624 0.03      
7 A1 287 285 0.11      
8 A2 3068 3050 0.00      
9 A2 1376 1368 0.00      
10 A2 749 745 0.00      
11 A2 173 172 0.00      
12 E 3068 3050 10.57      
12 E 3068 3050 10.58      
13 E 3053 3036 1.86      
13 E 3053 3036 1.86      
14 E 2957 2940 19.15      
14 E 2957 2940 19.15      
15 E 1393 1385 8.37      
15 E 1393 1385 8.37      
16 E 1382 1374 4.69      
16 E 1382 1374 4.69      
17 E 1230 1223 0.95      
17 E 1230 1223 0.96      
18 E 911 906 21.44      
18 E 911 906 21.44      
19 E 796 791 1.08      
19 E 796 791 1.08      
20 E 682 678 13.08      
20 E 682 678 13.08      
21 E 242 240 0.11      
21 E 242 240 0.11      
22 E 200 199 0.04      
22 E 200 199 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 23852.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 23714.6 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 PBEPBE/cc-pVDZ
ABC
0.18811 0.18811 0.12115

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.612
C2 0.000 1.644 -0.284
C3 1.424 -0.822 -0.284
C4 -1.424 -0.822 -0.284
H5 0.000 1.529 -1.389
H6 -0.895 2.225 0.017
H7 0.895 2.225 0.017
H8 1.324 -0.765 -1.389
H9 2.375 -0.338 0.017
H10 1.480 -1.888 0.017
H11 -1.324 -0.765 -1.389
H12 -1.480 -1.888 0.017
H13 -2.375 -0.338 0.017

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.87201.87201.87202.51832.47122.47122.51832.47122.47122.51832.47122.4712
C21.87202.84742.84741.11121.10891.10892.96263.10753.84102.96263.84103.1075
C31.87202.84742.84742.96263.84103.10751.11121.10891.10892.96263.10753.8410
C41.87202.84742.84742.96263.10753.84102.96263.84103.10751.11121.10891.1089
H52.51831.11122.96262.96261.80641.80642.64883.33203.98042.64883.98043.3320
H62.47121.10893.84103.10751.80641.78993.98044.15454.74953.33204.15452.9596
H72.47121.10893.10753.84101.80641.78993.33202.95964.15453.98044.74954.1545
H82.51832.96261.11122.96262.64883.98043.33201.80641.80642.64883.33203.9804
H92.47123.10751.10893.84103.33204.15452.95961.80641.78993.98044.15454.7495
H102.47123.84101.10893.10753.98044.74954.15451.80641.78993.33202.95964.1545
H112.51832.96262.96261.11122.64883.33203.98042.64883.98043.33201.80641.8064
H122.47123.84103.10751.10893.98044.15454.74953.33204.15452.95961.80641.7899
H132.47123.10753.84101.10893.33202.95964.15453.98044.74954.15451.80641.7899

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 112.658 P1 C2 H6 109.310
P1 C2 H7 109.310 P1 C3 H8 112.658
P1 C3 H9 109.310 P1 C3 H10 109.310
P1 C4 H11 112.658 P1 C4 H12 109.310
P1 C4 H13 109.310 C2 P1 C3 99.019
C2 P1 C4 99.019 C3 P1 C4 99.019
H5 C2 H6 108.907 H5 C2 H7 108.907
H6 C2 H7 107.621 H8 C3 H9 108.907
H8 C3 H10 108.907 H9 C3 H10 107.621
H11 C4 H12 108.907 H11 C4 H13 108.907
H12 C4 H13 107.621
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 P 0.080      
2 C -0.181      
3 C -0.181      
4 C -0.181      
5 H 0.044      
6 H 0.055      
7 H 0.055      
8 H 0.044      
9 H 0.055      
10 H 0.055      
11 H 0.044      
12 H 0.055      
13 H 0.055      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.123 1.123
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.471 0.000 0.000
y 0.000 -33.471 0.000
z 0.000 0.000 -37.564
Traceless
 xyz
x 2.046 0.000 0.000
y 0.000 2.046 0.000
z 0.000 0.000 -4.093
Polar
3z2-r2-8.186
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.497 0.000 0.000
y 0.000 9.497 0.000
z 0.000 0.000 7.683


<r2> (average value of r2) Å2
<r2> 124.792
(<r2>)1/2 11.171