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

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-82.734973
Energy at 298.15K-82.741864
HF Energy-82.734973
Nuclear repulsion energy40.235582
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 B3PW91/3-21G
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 3393 3261 3.31      
2 A1 2472 2376 52.32      
3 A1 1355 1302 162.94      
4 A1 1184 1138 74.93      
5 A1 699 672 7.33      
6 A2 268 258 0.00      
7 E 3509 3373 36.08      
7 E 3509 3373 36.08      
8 E 2546 2448 190.84      
8 E 2546 2448 190.86      
9 E 1733 1666 37.61      
9 E 1733 1666 37.61      
10 E 1195 1148 0.11      
10 E 1195 1148 0.11      
11 E 1093 1050 52.39      
11 E 1093 1050 52.39      
12 E 678 652 3.70      
12 E 678 652 3.70      

Unscaled Zero Point Vibrational Energy (zpe) 15439.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 14840.1 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 B3PW91/3-21G
ABC
2.41129 0.58027 0.58027

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

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 0.740
H3 0.000 -1.173 -1.253
H4 -1.016 0.586 -1.253
H5 1.016 0.586 -1.253
H6 0.000 0.968 1.082
H7 -0.838 -0.484 1.082
H8 0.838 -0.484 1.082

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.67401.21541.21541.21542.23622.23622.2362
N21.67402.31292.31292.31291.02671.02671.0267
H31.21542.31292.03102.03103.16812.57512.5751
H41.21542.31292.03102.03102.57512.57513.1681
H51.21542.31292.03102.03102.57513.16812.5751
H62.23621.02673.16812.57512.57511.67681.6768
H72.23621.02672.57512.57513.16811.67681.6768
H82.23621.02672.57513.16812.57511.67681.6768

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 109.445 B1 N2 H7 109.445
B1 N2 H8 109.445 N2 B1 H3 105.244
N2 B1 H4 105.244 N2 B1 H5 105.244
H3 B1 H4 113.347 H3 B1 H5 113.347
H4 B1 H5 113.347 H6 N2 H7 109.497
H6 N2 H8 109.497 H7 N2 H8 109.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.280      
2 N -0.755      
3 H -0.015      
4 H -0.015      
5 H -0.015      
6 H 0.360      
7 H 0.360      
8 H 0.360      


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 5.905 5.905
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.705 0.000 0.000
y 0.000 -15.705 0.000
z 0.000 0.000 -16.343
Traceless
 xyz
x 0.319 0.000 0.000
y 0.000 0.319 0.000
z 0.000 0.000 -0.638
Polar
3z2-r2-1.277
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 3.295 0.000 0.000
y 0.000 3.295 0.000
z 0.000 0.000 2.859


<r2> (average value of r2) Å2
<r2> 33.299
(<r2>)1/2 5.771