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

using model chemistry: B2PLYP=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-460.876490
Energy at 298.15K-460.886240
HF Energy-460.645699
Nuclear repulsion energy176.895536
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 B2PLYP=FULL/6-311G*
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 3126 3126 45.82      
2 A1 3045 3045 37.01      
3 A1 1521 1521 13.55      
4 A1 1390 1390 4.25      
5 A1 1008 1008 46.21      
6 A1 658 658 0.29      
7 A1 300 300 1.07      
8 A2 3140 3140 0.00      
9 A2 1490 1490 0.00      
10 A2 815 815 0.00      
11 A2 174 174 0.00      
12 E 3140 3140 18.92      
12 E 3140 3140 18.92      
13 E 3126 3126 4.51      
13 E 3126 3126 4.51      
14 E 3046 3046 20.39      
14 E 3046 3046 20.38      
15 E 1508 1508 14.73      
15 E 1508 1508 14.73      
16 E 1499 1499 4.34      
16 E 1499 1499 4.35      
17 E 1361 1361 8.38      
17 E 1361 1361 8.38      
18 E 986 986 24.28      
18 E 986 986 24.28      
19 E 869 869 0.28      
19 E 869 869 0.28      
20 E 714 714 12.38      
20 E 714 714 12.39      
21 E 256 256 0.22      
21 E 256 256 0.22      
22 E 209 209 0.02      
22 E 209 209 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 25048.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 25048.1 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 B2PLYP=FULL/6-311G*
ABC
0.19187 0.19187 0.12337

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.605
C2 0.000 1.629 -0.280
C3 1.411 -0.815 -0.280
C4 -1.411 -0.815 -0.280
H5 0.000 1.517 -1.367
H6 -0.880 2.207 0.010
H7 0.880 2.207 0.010
H8 1.313 -0.758 -1.367
H9 2.351 -0.342 0.010
H10 1.471 -1.865 0.010
H11 -1.313 -0.758 -1.367
H12 -1.471 -1.865 0.010
H13 -2.351 -0.342 0.010

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.85411.85411.85412.48822.44912.44912.48822.44912.44912.48822.44912.4491
C21.85412.82202.82201.09351.09141.09142.93413.08153.80272.93413.80273.0815
C31.85412.82202.82202.93413.80273.08151.09351.09141.09142.93413.08153.8027
C41.85412.82202.82202.93413.08153.80272.93413.80273.08151.09351.09141.0914
H52.48821.09352.93412.93411.77391.77392.62703.29813.93692.62703.93693.2981
H62.44911.09143.80273.08151.77391.75923.93694.11484.70203.29814.11482.9428
H72.44911.09143.08153.80271.77391.75923.29812.94284.11483.93694.70204.1148
H82.48822.93411.09352.93412.62703.93693.29811.77391.77392.62703.29813.9369
H92.44913.08151.09143.80273.29814.11482.94281.77391.75923.93694.11484.7020
H102.44913.80271.09143.08153.93694.70204.11481.77391.75923.29812.94284.1148
H112.48822.93412.93411.09352.62703.29813.93692.62703.93693.29811.77391.7739
H122.44913.80273.08151.09143.93694.11484.70203.29814.11482.94281.77391.7592
H132.44913.08153.80271.09143.29812.94284.11483.93694.70204.11481.77391.7592

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 112.597 P1 C2 H6 109.780
P1 C2 H7 109.780 P1 C3 H8 112.597
P1 C3 H9 109.780 P1 C3 H10 109.780
P1 C4 H11 112.597 P1 C4 H12 109.780
P1 C4 H13 109.780 C2 P1 C3 99.110
C2 P1 C4 99.110 C3 P1 C4 99.110
H5 C2 H6 108.568 H5 C2 H7 108.568
H6 C2 H7 107.400 H8 C3 H9 108.568
H8 C3 H10 108.568 H9 C3 H10 107.400
H11 C4 H12 108.568 H11 C4 H13 108.568
H12 C4 H13 107.400
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability