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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-83.148169
Energy at 298.15K-83.155017
HF Energy-83.148169
Nuclear repulsion energy40.628462
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 B1B95/6-31G**
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 3492 3334 4.84 92.00 0.00 0.00
2 A1 2490 2378 67.32 114.58 0.03 0.06
3 A1 1370 1308 127.24 8.49 0.28 0.44
4 A1 1186 1133 91.87 6.18 0.69 0.82
5 A1 679 649 10.28 2.17 0.27 0.42
6 A2 273 260 0.00 0.00 0.75 0.86
7 E 3614 3451 33.71 50.17 0.75 0.86
7 E 3614 3451 33.71 50.17 0.75 0.86
8 E 2557 2442 233.05 49.28 0.75 0.86
8 E 2557 2441 233.13 49.27 0.75 0.86
9 E 1713 1635 32.34 8.60 0.75 0.86
9 E 1713 1635 32.34 8.60 0.75 0.86
10 E 1199 1144 2.12 18.65 0.75 0.86
10 E 1199 1144 2.12 18.65 0.75 0.86
11 E 1077 1028 45.59 12.28 0.75 0.86
11 E 1077 1028 45.58 12.28 0.75 0.86
12 E 648 619 3.11 0.59 0.75 0.86
12 E 648 619 3.11 0.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 15552.9 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 14849.9 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 B1B95/6-31G**
ABC
2.45714 0.59282 0.59282

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.927
N2 0.000 0.000 0.724
H3 0.000 -1.171 -1.236
H4 -1.014 0.585 -1.236
H5 1.014 0.585 -1.236
H6 0.000 0.948 1.091
H7 -0.821 -0.474 1.091
H8 0.821 -0.474 1.091

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.65091.21071.21071.21072.22902.22902.2290
N21.65092.28322.28322.28321.01651.01651.0165
H31.21072.28322.02742.02743.14682.56372.5637
H41.21072.28322.02742.02742.56372.56373.1468
H51.21072.28322.02742.02742.56373.14682.5637
H62.22901.01653.14682.56372.56371.64231.6423
H72.22901.01652.56372.56373.14681.64231.6423
H82.22901.01652.56373.14682.56371.64231.6423

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 111.126 B1 N2 H7 111.126
B1 N2 H8 111.126 N2 B1 H3 104.806
N2 B1 H4 104.806 N2 B1 H5 104.806
H3 B1 H4 113.706 H3 B1 H5 113.706
H4 B1 H5 113.706 H6 N2 H7 107.766
H6 N2 H8 107.766 H7 N2 H8 107.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.105      
2 N -0.814      
3 H -0.073      
4 H -0.073      
5 H -0.073      
6 H 0.380      
7 H 0.380      
8 H 0.380      


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 5.638 5.638
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.519 0.000 0.000
y 0.000 -15.519 0.000
z 0.000 0.000 -16.105
Traceless
 xyz
x 0.293 0.000 0.000
y 0.000 0.293 0.000
z 0.000 0.000 -0.586
Polar
3z2-r2-1.172
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 3.529 0.000 0.000
y 0.000 3.530 0.000
z 0.000 0.000 3.266


<r2> (average value of r2) Å2
<r2> 32.739
(<r2>)1/2 5.722