return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-82.581666
Energy at 298.15K-82.588515
HF Energy-82.581666
Nuclear repulsion energy40.253091
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/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 3690 3331 10.00 77.06 0.03 0.05
2 A1 2539 2292 78.31 139.23 0.04 0.07
3 A1 1473 1330 262.55 2.45 0.04 0.08
4 A1 1275 1151 200.90 9.32 0.75 0.86
5 A1 584 527 49.06 1.47 0.27 0.42
6 A2 235 212 0.00 0.00 0.00 0.00
7 E 3833 3461 49.60 42.72 0.75 0.86
7 E 3833 3461 49.60 42.72 0.75 0.86
8 E 2586 2335 339.38 51.16 0.75 0.86
8 E 2586 2335 339.38 51.16 0.75 0.86
9 E 1858 1678 52.28 8.51 0.75 0.86
9 E 1858 1678 52.28 8.51 0.75 0.86
10 E 1293 1167 14.38 19.40 0.75 0.86
10 E 1293 1167 14.38 19.40 0.75 0.86
11 E 1140 1030 62.63 21.16 0.75 0.86
11 E 1140 1030 62.63 21.16 0.75 0.86
12 E 706 638 1.85 1.04 0.75 0.86
12 E 706 638 1.85 1.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16313.7 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 14729.7 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 HF/6-31G
ABC
2.46227 0.56395 0.56395

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.957
N2 0.000 0.000 0.759
H3 0.000 -1.169 -1.257
H4 -1.012 0.584 -1.257
H5 1.012 0.584 -1.257
H6 0.000 0.948 1.082
H7 -0.821 -0.474 1.082
H8 0.821 -0.474 1.082

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.71641.20651.20651.20652.24892.24892.2489
N21.71642.33032.33032.33031.00141.00141.0014
H31.20652.33032.02432.02433.15452.57442.5744
H41.20652.33032.02432.02432.57442.57443.1545
H51.20652.33032.02432.02432.57443.15452.5744
H62.24891.00143.15452.57442.57441.64181.6418
H72.24891.00142.57442.57443.15451.64181.6418
H82.24891.00142.57443.15452.57441.64181.6418

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 108.816 B1 N2 H7 108.816
B1 N2 H8 108.816 N2 B1 H3 104.378
N2 B1 H4 104.378 N2 B1 H5 104.378
H3 B1 H4 114.048 H3 B1 H5 114.048
H4 B1 H5 114.048 H6 N2 H7 110.119
H6 N2 H8 110.119 H7 N2 H8 110.119
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.224      
2 N -0.958      
3 H -0.141      
4 H -0.141      
5 H -0.141      
6 H 0.386      
7 H 0.386      
8 H 0.386      


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 5.522 5.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.000 0.000 0.000
y 0.000 -16.000 0.000
z 0.000 0.000 -16.594
Traceless
 xyz
x 0.297 0.000 0.000
y 0.000 0.297 0.000
z 0.000 0.000 -0.594
Polar
3z2-r2-1.188
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 3.409 0.000 0.000
y 0.000 3.409 0.000
z 0.000 0.000 2.828


<r2> (average value of r2) Å2
<r2> 33.778
(<r2>)1/2 5.812