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

using model chemistry: MP2/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-369.101447
Energy at 298.15K-369.108082
HF Energy-368.861971
Nuclear repulsion energy59.222268
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 MP2/6-31G**
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 2602 2436 29.46      
2 A1 2560 2398 47.10      
3 A1 1169 1095 21.64      
4 A1 1086 1017 230.99      
5 A1 536 502 0.30      
6 A2 262 245 0.00      
7 E 2658 2489 139.80      
7 E 2658 2489 139.80      
8 E 2617 2451 12.01      
8 E 2617 2451 12.01      
9 E 1214 1137 9.00      
9 E 1214 1137 9.00      
10 E 1182 1107 10.98      
10 E 1182 1107 10.98      
11 E 894 837 2.39      
11 E 894 837 2.39      
12 E 401 375 1.99      
12 E 401 375 1.99      

Unscaled Zero Point Vibrational Energy (zpe) 13072.3 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 12242.2 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 MP2/6-31G**
ABC
1.93066 0.34988 0.34988

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.392
P2 0.000 0.000 0.558
H3 0.000 -1.167 -1.674
H4 -1.010 0.583 -1.674
H5 1.010 0.583 -1.674
H6 0.000 1.236 1.206
H7 -1.070 -0.618 1.206
H8 1.070 -0.618 1.206

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B11.94911.20051.20051.20052.87652.87652.8765
P21.94912.51832.51832.51831.39541.39541.3954
H31.20052.51832.02092.02093.75063.12133.1213
H41.20052.51832.02092.02093.12133.12133.7506
H51.20052.51832.02092.02093.12133.75063.1213
H62.87651.39543.75063.12133.12132.14002.1400
H72.87651.39543.12133.12133.75062.14002.1400
H82.87651.39543.12133.75063.12132.14002.1400

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 117.695 B1 P2 H7 117.695
B1 P2 H8 117.695 P2 B1 H3 103.616
P2 B1 H4 103.616 P2 B1 H5 103.616
H3 B1 H4 114.637 H3 B1 H5 114.637
H4 B1 H5 114.637 H6 P2 H7 100.136
H6 P2 H8 100.136 H7 P2 H8 100.136
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability