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

using model chemistry: QCISD/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 QCISD/3-21G
 hartrees
Energy at 0K-367.128632
Energy at 298.15K-367.134933
HF Energy-366.953599
Nuclear repulsion energy56.729125
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 QCISD/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 2486 2410 38.10      
2 A1 2317 2246 22.76      
3 A1 1134 1099 103.00      
4 A1 998 968 139.65      
5 A1 363 352 12.54      
6 A2 195 189 0.00      
7 E 2581 2501 89.33      
7 E 2581 2501 89.33      
8 E 2323 2251 21.53      
8 E 2323 2251 21.53      
9 E 1178 1142 4.21      
9 E 1178 1142 4.21      
10 E 1122 1088 11.19      
10 E 1122 1088 11.19      
11 E 876 849 0.03      
11 E 876 849 0.03      
12 E 374 362 0.29      
12 E 374 362 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 12201.1 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 11825.3 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 QCISD/3-21G
ABC
1.84957 0.31095 0.31095

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.493
P2 0.000 0.000 0.597
H3 0.000 -1.186 -1.753
H4 -1.027 0.593 -1.753
H5 1.027 0.593 -1.753
H6 0.000 1.268 1.257
H7 -1.098 -0.634 1.257
H8 1.098 -0.634 1.257

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B12.09041.21451.21451.21453.02903.02903.0290
P22.09042.63232.63232.63231.42941.42941.4294
H31.21452.63232.05502.05503.88393.25163.2516
H41.21452.63232.05502.05503.25163.25163.8839
H51.21452.63232.05502.05503.25163.88393.2516
H63.02901.42943.88393.25163.25162.19562.1956
H73.02901.42943.25163.25163.88392.19562.1956
H83.02901.42943.25163.88393.25162.19562.1956

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 117.525 B1 P2 H7 117.525
B1 P2 H8 117.525 P2 B1 H3 102.334
P2 B1 H4 102.334 P2 B1 H5 102.334
H3 B1 H4 115.566 H3 B1 H5 115.566
H4 B1 H5 115.566 H6 P2 H7 100.350
H6 P2 H8 100.350 H7 P2 H8 100.350
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability