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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: B3LYPultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-65.951254
Energy at 298.15K-65.955167
HF Energy-65.951254
Nuclear repulsion energy31.710798
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 B3LYPultrafine/aug-cc-pVDZ
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' 3067 2977 14.66      
2 A' 2964 2877 5.01      
3 A' 2558 2482 112.27      
4 A' 1448 1405 2.19      
5 A' 1307 1268 71.65      
6 A' 1232 1195 16.79      
7 A' 1077 1045 57.10      
8 A' 971 942 11.19      
9 A' 544 528 0.53      
10 A" 3120 3027 18.34      
11 A" 2628 2550 156.06      
12 A" 1398 1357 4.04      
13 A" 1052 1021 18.04      
14 A" 676 656 1.37      
15 A" 156 152 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 12098.7 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 11740.6 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 B3LYPultrafine/aug-cc-pVDZ
ABC
3.17088 0.71707 0.65420

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.019 -0.683 0.000
B2 -0.019 0.873 0.000
H3 1.061 -0.949 0.000
H4 -0.439 -1.150 0.901
H5 -0.439 -1.150 -0.901
H6 0.013 1.491 -1.033
H7 0.013 1.491 1.033

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.55521.11201.09871.09872.40682.4068
B21.55522.11712.25372.25371.20421.2042
H31.11202.11711.76111.76112.84872.8487
H41.09872.25371.76111.80293.30452.6825
H51.09872.25371.76111.80292.68253.3045
H62.40681.20422.84873.30452.68252.0655
H72.40681.20422.84872.68253.30452.0655

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.903 C1 B2 H7 120.903
B2 C1 H3 103.833 B2 C1 H4 115.170
B2 C1 H5 115.170 H3 C1 H4 105.619
H3 C1 H5 105.619 H4 C1 H5 110.266
H6 B2 H7 118.102
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.019      
2 B -1.240      
3 H -0.345      
4 H -0.403      
5 H -0.403      
6 H 0.685      
7 H 0.685      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.089 -0.660 0.000 0.665
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.925 -0.185 0.000
y -0.185 -16.729 0.000
z 0.000 0.000 -15.950
Traceless
 xyz
x 2.414 -0.185 0.000
y -0.185 -1.791 0.000
z 0.000 0.000 -0.623
Polar
3z2-r2-1.247
x2-y22.804
xy-0.185
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.855 -0.041 0.000
y -0.041 5.168 0.000
z 0.000 0.000 4.500


<r2> (average value of r2) Å2
<r2> 29.569
(<r2>)1/2 5.438