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

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-458.450079
Energy at 298.15K-458.459687
HF Energy-458.450079
Nuclear repulsion energy173.990128
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 HSEh1PBE/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3163 3046 24.89      
2 A1 3067 2955 18.78      
3 A1 1550 1494 17.74      
4 A1 1396 1344 6.51      
5 A1 1021 983 53.06      
6 A1 627 604 0.04      
7 A1 284 274 0.19      
8 A2 3172 3056 0.00      
9 A2 1515 1459 0.00      
10 A2 853 821 0.00      
11 A2 158 152 0.00      
12 E 3173 3057 8.26      
12 E 3173 3057 8.26      
13 E 3162 3046 3.04      
13 E 3162 3046 3.04      
14 E 3069 2956 12.47      
14 E 3069 2956 12.47      
15 E 1535 1478 19.48      
15 E 1535 1478 19.48      
16 E 1529 1473 6.55      
16 E 1529 1473 6.55      
17 E 1365 1315 9.03      
17 E 1365 1315 9.03      
18 E 1007 970 24.82      
18 E 1007 970 24.82      
19 E 889 856 1.18      
19 E 889 856 1.18      
20 E 684 659 6.20      
20 E 684 659 6.19      
21 E 242 233 0.06      
21 E 242 233 0.06      
22 E 189 182 0.03      
22 E 189 182 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 25244.5 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 24318.0 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 HSEh1PBE/3-21G
ABC
0.18436 0.18436 0.12022

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.639
C2 0.000 1.656 -0.298
C3 1.434 -0.828 -0.298
C4 -1.434 -0.828 -0.298
H5 0.000 1.497 -1.382
H6 -0.889 2.226 -0.012
H7 0.889 2.226 -0.012
H8 1.297 -0.749 -1.382
H9 2.373 -0.343 -0.012
H10 1.484 -1.883 -0.012
H11 -1.297 -0.749 -1.382
H12 -1.484 -1.883 -0.012
H13 -2.373 -0.343 -0.012

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.90261.90261.90262.51552.48432.48432.51552.48432.48432.51552.48432.4843
C21.90262.86792.86791.09591.09441.09442.93903.11583.84802.93903.84803.1158
C31.90262.86792.86792.93903.84803.11581.09591.09441.09442.93903.11583.8480
C41.90262.86792.86792.93903.11583.84802.93903.84803.11581.09591.09441.0944
H52.51551.09592.93902.93901.78881.78882.59303.30073.93762.59303.93763.3007
H62.48431.09443.84803.11581.78881.77793.93764.15244.74533.30074.15242.9674
H72.48431.09443.11583.84801.78881.77793.30072.96744.15243.93764.74534.1524
H82.51552.93901.09592.93902.59303.93763.30071.78881.78882.59303.30073.9376
H92.48433.11581.09443.84803.30074.15242.96741.78881.77793.93764.15244.7453
H102.48433.84801.09443.11583.93764.74534.15241.78881.77793.30072.96744.1524
H112.51552.93902.93901.09592.59303.30073.93762.59303.93763.30071.78881.7888
H122.48433.84803.11581.09443.93764.15244.74533.30074.15242.96741.78881.7779
H132.48433.11583.84801.09443.30072.96744.15243.93764.74534.15241.78881.7779

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.184 P1 C2 H6 108.973
P1 C2 H7 108.973 P1 C3 H8 111.184
P1 C3 H9 108.973 P1 C3 H10 108.973
P1 C4 H11 111.184 P1 C4 H12 108.973
P1 C4 H13 108.973 C2 P1 C3 97.820
C2 P1 C4 97.820 C3 P1 C4 97.820
H5 C2 H6 109.514 H5 C2 H7 109.514
H6 C2 H7 108.639 H8 C3 H9 109.514
H8 C3 H10 109.514 H9 C3 H10 108.639
H11 C4 H12 109.514 H11 C4 H13 109.514
H12 C4 H13 108.639
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.764      
2 C -0.945      
3 C -0.945      
4 C -0.945      
5 H 0.223      
6 H 0.233      
7 H 0.233      
8 H 0.223      
9 H 0.233      
10 H 0.233      
11 H 0.223      
12 H 0.233      
13 H 0.233      


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 -1.404 1.404
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.520 0.000 0.000
y 0.000 -33.520 0.000
z 0.000 0.000 -38.025
Traceless
 xyz
x 2.253 0.000 0.000
y 0.000 2.253 0.000
z 0.000 0.000 -4.505
Polar
3z2-r2-9.011
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 8.252 0.000 0.000
y 0.000 8.252 -0.000
z 0.000 -0.000 6.524


<r2> (average value of r2) Å2
<r2> 125.891
(<r2>)1/2 11.220