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

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-82.766617
Energy at 298.15K-82.773486
HF Energy-82.766617
Nuclear repulsion energy40.141319
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 B3LYP/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 3367 3249 2.23 86.56 0.01 0.01
2 A1 2486 2399 53.32 111.05 0.03 0.06
3 A1 1353 1306 147.78 12.19 0.19 0.33
4 A1 1194 1152 86.81 9.20 0.72 0.84
5 A1 673 650 8.81 1.58 0.27 0.42
6 A2 263 254 0.00 0.00 0.75 0.86
7 E 3475 3353 29.14 48.96 0.75 0.86
7 E 3475 3353 29.14 48.96 0.75 0.86
8 E 2554 2464 195.65 44.86 0.75 0.86
8 E 2554 2464 195.65 44.86 0.75 0.86
9 E 1733 1673 33.24 12.31 0.75 0.86
9 E 1733 1673 33.24 12.31 0.75 0.86
10 E 1203 1161 0.82 20.10 0.75 0.86
10 E 1203 1161 0.82 20.10 0.75 0.86
11 E 1091 1053 50.79 15.55 0.75 0.86
11 E 1091 1053 50.79 15.55 0.75 0.86
12 E 673 649 3.90 0.55 0.75 0.86
12 E 673 649 3.90 0.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 15396.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 14856.3 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 B3LYP/3-21G
ABC
2.41599 0.57482 0.57482

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.941
N2 0.000 0.000 0.744
H3 0.000 -1.171 -1.255
H4 -1.014 0.585 -1.255
H5 1.014 0.585 -1.255
H6 0.000 0.968 1.089
H7 -0.838 -0.484 1.089
H8 0.838 -0.484 1.089

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.68511.21191.21191.21192.24902.24902.2490
N21.68512.31612.31612.31611.02771.02771.0277
H31.21192.31612.02782.02783.17272.58182.5818
H41.21192.31612.02782.02782.58182.58183.1727
H51.21192.31612.02782.02782.58183.17272.5818
H62.24901.02773.17272.58182.58181.67671.6767
H72.24901.02772.58182.58183.17271.67671.6768
H82.24901.02772.58183.17272.58181.67671.6768

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 109.611 B1 N2 H7 109.611
B1 N2 H8 109.611 N2 B1 H3 104.984
N2 B1 H4 104.984 N2 B1 H5 104.984
H3 B1 H4 113.561 H3 B1 H5 113.561
H4 B1 H5 113.561 H6 N2 H7 109.331
H6 N2 H8 109.331 H7 N2 H8 109.331
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.243      
2 N -0.708      
3 H -0.026      
4 H -0.026      
5 H -0.026      
6 H 0.343      
7 H 0.343      
8 H 0.343      


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 5.844 5.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.740 0.000 0.000
y 0.000 -15.740 0.000
z 0.000 0.000 -16.314
Traceless
 xyz
x 0.287 0.000 0.000
y 0.000 0.287 0.000
z 0.000 0.000 -0.573
Polar
3z2-r2-1.147
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 3.268 0.000 0.000
y 0.000 3.268 0.000
z 0.000 0.000 2.861


<r2> (average value of r2) Å2
<r2> 33.455
(<r2>)1/2 5.784