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

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-367.127907
Energy at 298.15K-367.134239
HF Energy-366.953566
Nuclear repulsion energy56.861929
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 MP4/3-21G
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 2492 2417        
2 A1 2332 2261        
3 A1 1138 1103        
4 A1 1004 973        
5 A1 376 365        
6 A2 200 194        
7 E 2589 2511        
7 E 2589 2511        
8 E 2339 2269        
8 E 2339 2269        
9 E 1181 1145        
9 E 1180 1145        
10 E 1126 1092        
10 E 1126 1092        
11 E 880 853        
11 E 880 853        
12 E 377 366        
12 E 377 365        

Unscaled Zero Point Vibrational Energy (zpe) 12262.2 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 11891.9 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 MP4/3-21G
ABC
1.85203 0.31316 0.31316

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.487
P2 0.000 0.000 0.595
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
B12.08151.21431.21431.21433.01943.01943.0194
P22.08152.62592.62592.62591.42801.42801.4280
H31.21432.62592.05382.05383.87673.24383.2438
H41.21432.62592.05382.05383.24383.24383.8767
H51.21432.62592.05382.05383.24383.87673.2438
H63.01941.42803.87673.24383.24382.19392.1939
H73.01941.42803.24383.24383.87672.19392.1939
H83.01941.42803.24383.87673.24382.19392.1939

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 117.501 B1 P2 H7 117.501
B1 P2 H8 117.501 P2 B1 H3 102.434
P2 B1 H4 102.434 P2 B1 H5 102.434
H3 B1 H4 115.497 H3 B1 H5 115.497
H4 B1 H5 115.497 H6 P2 H7 100.379
H6 P2 H8 100.379 H7 P2 H8 100.379
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability