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

using model chemistry: LSDA/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 LSDA/6-31G**
 hartrees
Energy at 0K-82.759174
Energy at 298.15K-82.766004
HF Energy-82.759174
Nuclear repulsion energy40.821207
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 LSDA/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 3382 3319 0.98      
2 A1 2429 2384 54.36      
3 A1 1271 1248 106.67      
4 A1 1132 1111 53.37      
5 A1 742 728 2.32      
6 A2 286 281 0.00      
7 E 3502 3437 36.95      
7 E 3502 3437 36.96      
8 E 2508 2461 171.65      
8 E 2508 2461 171.66      
9 E 1601 1571 32.17      
9 E 1601 1571 32.17      
10 E 1139 1118 0.39      
10 E 1139 1118 0.39      
11 E 1045 1025 35.07      
11 E 1045 1025 35.08      
12 E 627 615 4.84      
12 E 627 615 4.84      

Unscaled Zero Point Vibrational Energy (zpe) 15042.6 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 14761.3 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 LSDA/6-31G**
ABC
2.42957 0.61126 0.61126

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.903
N2 0.000 0.000 0.710
H3 0.000 -1.172 -1.230
H4 -1.015 0.586 -1.230
H5 1.015 0.586 -1.230
H6 0.000 0.959 1.077
H7 -0.831 -0.480 1.077
H8 0.831 -0.480 1.077

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.61271.21731.21731.21732.20022.20022.2002
N21.61272.26702.26702.26701.02721.02721.0272
H31.21732.26702.03072.03073.14152.54862.5486
H41.21732.26702.03072.03072.54862.54863.1415
H51.21732.26702.03072.03072.54863.14152.5486
H62.20021.02723.14152.54862.54861.66161.6616
H72.20021.02722.54862.54863.14151.66161.6616
H82.20021.02722.54863.14152.54861.66161.6616

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 110.953 B1 N2 H7 110.953
B1 N2 H8 110.953 N2 B1 H3 105.608
N2 B1 H4 105.608 N2 B1 H5 105.608
H3 B1 H4 113.042 H3 B1 H5 113.042
H4 B1 H5 113.042 H6 N2 H7 107.950
H6 N2 H8 107.950 H7 N2 H8 107.949
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.172      
2 N -0.624      
3 H -0.065      
4 H -0.065      
5 H -0.065      
6 H 0.330      
7 H 0.330      
8 H 0.330      


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 5.702 5.702
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.532 0.000 0.000
y 0.000 -15.532 0.000
z 0.000 0.000 -16.241
Traceless
 xyz
x 0.355 0.000 0.000
y 0.000 0.355 0.000
z 0.000 0.000 -0.710
Polar
3z2-r2-1.419
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 3.694 0.000 0.000
y 0.000 3.694 0.000
z 0.000 0.000 3.536


<r2> (average value of r2) Å2
<r2> 32.359
(<r2>)1/2 5.688