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

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-367.091671
Energy at 298.15K-367.098067
HF Energy-366.953929
Nuclear repulsion energy57.137153
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 MP2/3-21G
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 2541 2425 40.65      
2 A1 2402 2292 20.57      
3 A1 1163 1110 107.17      
4 A1 1022 976 145.63      
5 A1 385 367 10.76      
6 A2 207 197 0.00      
7 E 2637 2517 97.56      
7 E 2637 2517 97.56      
8 E 2410 2300 20.93      
8 E 2410 2300 20.93      
9 E 1208 1153 4.77      
9 E 1208 1153 4.77      
10 E 1157 1104 13.07      
10 E 1157 1104 13.07      
11 E 898 857 0.03      
11 E 898 857 0.03      
12 E 386 368 0.49      
12 E 386 368 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 12555.1 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 11983.8 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 MP2/3-21G
ABC
1.86874 0.31611 0.31611

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.479
P2 0.000 0.000 0.593
H3 0.000 -1.180 -1.742
H4 -1.022 0.590 -1.742
H5 1.022 0.590 -1.742
H6 0.000 1.261 1.245
H7 -1.092 -0.631 1.245
H8 1.092 -0.631 1.245

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B12.07161.20921.20921.20923.00183.00183.0018
P22.07162.61632.61632.61631.42001.42001.4200
H31.20922.61632.04412.04413.85813.22793.2279
H41.20922.61632.04412.04413.22793.22793.8581
H51.20922.61632.04412.04413.22793.85813.2279
H63.00181.42003.85813.22793.22792.18462.1846
H73.00181.42003.22793.22793.85812.18462.1846
H83.00181.42003.22793.85813.22792.18462.1846

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 117.348 B1 P2 H7 117.348
B1 P2 H8 117.348 P2 B1 H3 102.584
P2 B1 H4 102.584 P2 B1 H5 102.584
H3 B1 H4 115.391 H3 B1 H5 115.391
H4 B1 H5 115.391 H6 P2 H7 100.570
H6 P2 H8 100.570 H7 P2 H8 100.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability