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All results from a given calculation for BH3NH3 (borane ammonia)

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-82.629794
Energy at 298.15K-82.636640
HF Energy-82.629794
Nuclear repulsion energy40.057206
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 PBEPBE/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 3278 3126 0.19 100.93 0.00 0.00
2 A1 2429 2316 46.79 111.02 0.03 0.06
3 A1 1312 1251 120.70 20.60 0.22 0.36
4 A1 1150 1096 56.17 9.74 0.70 0.83
5 A1 700 667 3.51 1.03 0.28 0.43
6 A2 272 259 0.00 0.00 0.75 0.86
7 E 3389 3232 24.31 55.23 0.75 0.86
7 E 3389 3232 24.31 55.23 0.75 0.86
8 E 2506 2389 169.72 46.61 0.75 0.86
8 E 2506 2389 169.72 46.61 0.75 0.86
9 E 1688 1609 32.00 13.35 0.75 0.86
9 E 1688 1609 32.00 13.35 0.75 0.86
10 E 1160 1106 0.12 22.13 0.75 0.86
10 E 1160 1106 0.12 22.13 0.75 0.86
11 E 1067 1017 46.18 13.14 0.75 0.86
11 E 1067 1017 46.18 13.14 0.75 0.86
12 E 657 627 4.69 0.64 0.75 0.86
12 E 657 627 4.69 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 15035.8 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 14336.6 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 PBEPBE/3-21G*
ABC
2.38287 0.57841 0.57841

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.934
N2 0.000 0.000 0.738
H3 0.000 -1.179 -1.257
H4 -1.021 0.589 -1.257
H5 1.021 0.589 -1.257
H6 0.000 0.975 1.091
H7 -0.845 -0.488 1.091
H8 0.845 -0.488 1.091

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.67241.22201.22201.22202.24732.24732.2473
N21.67242.31762.31762.31761.03691.03691.0369
H31.22202.31762.04132.04133.18602.58902.5890
H41.22202.31762.04132.04132.58902.58903.1860
H51.22202.31762.04132.04132.58903.18602.5890
H62.24731.03693.18602.58902.58901.68901.6890
H72.24731.03692.58902.58903.18601.68901.6890
H82.24731.03692.58903.18602.58901.68901.6890

picture of borane ammonia state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 N2 H6 109.867 B1 N2 H7 109.867
B1 N2 H8 109.867 N2 B1 H3 105.333
N2 B1 H4 105.333 N2 B1 H5 105.333
H3 B1 H4 113.273 H3 B1 H5 113.273
H4 B1 H5 113.273 H6 N2 H7 109.073
H6 N2 H8 109.073 H7 N2 H8 109.073
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.357      
2 N -0.699      
3 H 0.005      
4 H 0.005      
5 H 0.005      
6 H 0.347      
7 H 0.347      
8 H 0.347      


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 5.922 5.922
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.735 0.000 0.000
y 0.000 -15.735 0.000
z 0.000 0.000 -16.351
Traceless
 xyz
x 0.308 0.000 0.000
y 0.000 0.308 0.000
z 0.000 0.000 -0.616
Polar
3z2-r2-1.232
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 3.364 0.000 0.000
y 0.000 3.364 0.000
z 0.000 0.000 3.010


<r2> (average value of r2) Å2
<r2> 33.464
(<r2>)1/2 5.785