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

using model chemistry: MP4=FULL/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 MP4=FULL/3-21G
 hartrees
Energy at 0K-367.134717
Energy at 298.15K-367.141048
HF Energy-366.953555
Nuclear repulsion energy56.870875
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 MP4=FULL/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 2493 2440        
2 A1 2330 2281        
3 A1 1137 1113        
4 A1 1003 982        
5 A1 376 368        
6 A2 201 196        
7 E 2590 2536        
7 E 2590 2535        
8 E 2337 2288        
8 E 2337 2288        
9 E 1181 1156        
9 E 1180 1155        
10 E 1126 1102        
10 E 1125 1102        
11 E 880 861        
11 E 880 861        
12 E 377 369        
12 E 376 368        

Unscaled Zero Point Vibrational Energy (zpe) 12259.6 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 11999.7 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 MP4=FULL/3-21G
ABC
1.85241 0.31333 0.31333

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.486
P2 0.000 0.000 0.594
H3 0.000 -1.186 -1.748
H4 -1.027 0.593 -1.748
H5 1.027 0.593 -1.748
H6 0.000 1.267 1.254
H7 -1.097 -0.633 1.254
H8 1.097 -0.633 1.254

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B12.08081.21411.21411.21413.01913.01913.0191
P22.08082.62522.62522.62521.42821.42821.4282
H31.21412.62522.05342.05343.87633.24353.2435
H41.21412.62522.05342.05343.24353.24353.8763
H51.21412.62522.05342.05343.24353.87633.2435
H63.01911.42823.87633.24353.24352.19392.1939
H73.01911.42823.24353.24353.87632.19392.1939
H83.01911.42823.24353.87633.24352.19392.1939

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 117.515 B1 P2 H7 117.515
B1 P2 H8 117.515 P2 B1 H3 102.438
P2 B1 H4 102.438 P2 B1 H5 102.438
H3 B1 H4 115.494 H3 B1 H5 115.494
H4 B1 H5 115.494 H6 P2 H7 100.362
H6 P2 H8 100.362 H7 P2 H8 100.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability