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

using model chemistry: HF/CEP-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 HF/CEP-31G
 hartrees
Energy at 0K-12.421162
Energy at 298.15K-12.427256
HF Energy-12.421162
Nuclear repulsion energy20.455118
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 HF/CEP-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 2524 2276 73.13      
2 A1 2480 2235 75.86      
3 A1 1161 1046 152.36      
4 A1 1041 939 192.17      
5 A1 279 251 52.32      
6 A2 151 136 0.00      
7 E 2633 2373 316.81      
7 E 2633 2373 316.81      
8 E 2518 2270 64.20      
8 E 2518 2270 64.20      
9 E 1217 1097 27.48      
9 E 1217 1097 27.48      
10 E 1208 1089 1.55      
10 E 1208 1089 1.55      
11 E 872 786 0.14      
11 E 872 786 0.14      
12 E 345 311 0.30      
12 E 345 311 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 12610.7 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 11367.3 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 HF/CEP-31G
ABC
1.86423 0.28751 0.28751

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -1.569
P2 0.000 0.000 0.626
H3 0.000 -1.187 -1.804
H4 -1.028 0.593 -1.804
H5 1.028 0.593 -1.804
H6 0.000 1.258 1.288
H7 -1.089 -0.629 1.288
H8 1.089 -0.629 1.288

Atom - Atom Distances (Å)
  B1 P2 H3 H4 H5 H6 H7 H8
B12.19561.20971.20971.20973.12243.12243.1224
P22.19562.70422.70422.70421.42151.42151.4215
H31.20972.70422.05562.05563.94173.32543.3254
H41.20972.70422.05562.05563.32543.32543.9417
H51.20972.70422.05562.05563.32543.94173.3254
H63.12241.42153.94173.32543.32542.17872.1787
H73.12241.42153.32543.32543.94172.17872.1787
H83.12241.42153.32543.94173.32542.17872.1787

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 117.764 B1 P2 H7 117.764
B1 P2 H8 117.764 P2 B1 H3 101.162
P2 B1 H4 101.162 P2 B1 H5 101.162
H3 B1 H4 116.346 H3 B1 H5 116.346
H4 B1 H5 116.346 H6 P2 H7 100.050
H6 P2 H8 100.050 H7 P2 H8 100.050
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.225      
2 P 0.221      
3 H 0.016      
4 H 0.016      
5 H 0.016      
6 H -0.014      
7 H -0.014      
8 H -0.014      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 4.347 4.347
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.608 0.000 0.000
y 0.000 -22.608 0.000
z 0.000 0.000 -26.827
Traceless
 xyz
x 2.110 0.000 0.000
y 0.000 2.110 0.000
z 0.000 0.000 -4.219
Polar
3z2-r2-8.439
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.266 0.000 0.000
y 0.000 4.266 0.000
z 0.000 0.000 6.539


<r2> (average value of r2) Å2
<r2> 48.061
(<r2>)1/2 6.933