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

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-382.512907
Energy at 298.15K-382.518502
HF Energy-382.512907
Nuclear repulsion energy59.878473
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 TPSSh/cc-pVTZ
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' 3124 3025 10.80      
2 A' 3038 2942 15.81      
3 A' 2396 2320 61.65      
4 A' 1485 1438 4.26      
5 A' 1328 1286 0.14      
6 A' 1123 1087 16.80      
7 A' 997 966 35.22      
8 A' 736 712 0.39      
9 A' 671 649 8.16      
10 A" 3112 3014 10.01      
11 A" 2400 2324 82.43      
12 A" 1489 1442 4.88      
13 A" 1039 1006 16.92      
14 A" 694 672 0.65      
15 A" 232 225 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 11932.0 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 11553.7 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 TPSSh/cc-pVTZ
ABC
2.40205 0.39052 0.38690

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.070 1.188 0.000
P2 0.070 -0.674 0.000
H3 -0.928 1.624 0.000
H4 0.611 1.537 0.881
H5 0.611 1.537 -0.881
H6 -0.886 -0.858 -1.033
H7 -0.886 -0.858 1.033

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5 H6 H7
C11.86241.08971.09091.09092.48362.4836
P21.86242.50602.44062.44061.41931.4193
H31.08972.50601.77581.77582.68892.6889
H41.09092.44061.77581.76243.41152.8282
H51.09092.44061.77581.76242.82823.4115
H62.48361.41932.68893.41152.82822.0651
H72.48361.41932.68892.82823.41152.0651

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 97.450 C1 P2 H7 97.450
P2 C1 H3 113.586 P2 C1 H4 108.629
P2 C1 H5 108.629 H3 C1 H4 109.042
H3 C1 H5 109.042 H4 C1 H5 107.754
H6 P2 H7 93.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.275      
2 P 0.016      
3 H 0.092      
4 H 0.088      
5 H 0.088      
6 H -0.004      
7 H -0.004      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.582 1.053 0.000 1.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.262 0.295 0.000
y 0.295 6.553 0.000
z 0.000 0.000 5.441


<r2> (average value of r2) Å2
<r2> 44.903
(<r2>)1/2 6.701