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All results from a given calculation for BH3PH3 (borane phosphine)

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-12.697764
Energy at 298.15K-12.704223
HF Energy-12.494991
Nuclear repulsion energy21.177526
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 MP2/CEP-121G*
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 2502 2384 48.07      
2 A1 2470 2353 40.63      
3 A1 1133 1079 62.64      
4 A1 1029 980 190.88      
5 A1 493 470 0.66      
6 A2 232 221 0.00      
7 E 2606 2483 159.31      
7 E 2606 2483 159.31      
8 E 2504 2386 15.77      
8 E 2504 2386 15.77      
9 E 1173 1118 5.54      
9 E 1173 1118 5.54      
10 E 1141 1087 5.34      
10 E 1141 1087 5.34      
11 E 861 820 0.68      
11 E 861 820 0.68      
12 E 371 353 1.31      
12 E 371 353 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 12584.3 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 11990.3 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 MP2/CEP-121G*
ABC
1.88515 0.33717 0.33717

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.423
P2 0.000 0.000 0.566
H3 0.000 -1.176 -1.697
H4 -1.019 0.588 -1.697
H5 1.019 0.588 -1.697
H6 0.000 1.255 1.235
H7 -1.087 -0.627 1.235
H8 1.087 -0.627 1.235

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B11.98901.20771.20771.20772.93882.93882.9388
P21.98902.55042.55042.55041.42161.42161.4216
H31.20772.55042.03722.03723.80833.17423.1742
H41.20772.55042.03722.03723.17423.17423.8083
H51.20772.55042.03722.03723.17423.80833.1742
H62.93881.42163.80833.17423.17422.17312.1731
H72.93881.42163.17423.17423.80832.17312.1731
H82.93881.42163.17423.80833.17422.17312.1731

picture of borane phosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 P2 H6 118.048 B1 P2 H7 118.048
B1 P2 H8 118.048 P2 B1 H3 103.114
P2 B1 H4 103.114 P2 B1 H5 103.114
H3 B1 H4 115.010 H3 B1 H5 115.010
H4 B1 H5 115.010 H6 P2 H7 99.692
H6 P2 H8 99.692 H7 P2 H8 99.692
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability