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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: wB97X-D/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/cc-pVQZ
 hartrees
Energy at 0K-65.950210
Energy at 298.15K-65.954069
HF Energy-65.950210
Nuclear repulsion energy31.877784
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 wB97X-D/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3097 3097 13.05      
2 A' 2993 2993 3.60      
3 A' 2553 2553 113.20      
4 A' 1488 1488 2.90      
5 A' 1338 1338 67.74      
6 A' 1255 1255 20.19      
7 A' 1079 1079 62.94      
8 A' 973 973 13.57      
9 A' 571 571 0.44      
10 A" 3148 3148 15.45      
11 A" 2624 2624 156.46      
12 A" 1434 1434 4.59      
13 A" 1070 1070 19.31      
14 A" 697 697 0.95      
15 A" 105 105 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 12212.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12212.7 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 wB97X-D/cc-pVQZ
ABC
3.21729 0.72165 0.65896

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 -0.682 0.000
B2 -0.018 0.871 0.000
H3 1.051 -0.947 0.000
H4 -0.440 -1.140 0.894
H5 -0.440 -1.140 -0.894
H6 0.014 1.484 -1.026
H7 0.014 1.484 1.026

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.55291.10141.08891.08892.39732.3973
B21.55292.10902.24062.24061.19591.1959
H31.10142.10901.74841.74842.83532.8353
H41.08892.24061.74841.78713.28312.6668
H51.08892.24061.74841.78712.66683.2831
H62.39731.19592.83533.28312.66682.0519
H72.39731.19592.83532.66683.28312.0519

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.868 C1 B2 H7 120.868
B2 C1 H3 103.921 B2 C1 H4 114.877
B2 C1 H5 114.877 H3 C1 H4 105.922
H3 C1 H5 105.922 H4 C1 H5 110.285
H6 B2 H7 118.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.154      
2 B 0.387      
3 H 0.023      
4 H 0.016      
5 H 0.016      
6 H -0.143      
7 H -0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.088 -0.652 0.000 0.658
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.652 -0.185 0.000
y -0.185 -16.406 0.000
z 0.000 0.000 -15.631
Traceless
 xyz
x 2.366 -0.185 0.000
y -0.185 -1.765 0.000
z 0.000 0.000 -0.602
Polar
3z2-r2-1.203
x2-y22.754
xy-0.185
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.649 -0.025 0.000
y -0.025 4.883 0.000
z 0.000 0.000 4.289


<r2> (average value of r2) Å2
<r2> 29.196
(<r2>)1/2 5.403