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All results from a given calculation for CH2BH (methyleneborane)

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 C2V 1A1
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-64.261579
Energy at 298.15K-64.262622
HF Energy-64.261579
Nuclear repulsion energy23.805865
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 3099 3041 22.77      
2 A1 2790 2738 15.46      
3 A1 1510 1482 54.58      
4 A1 1222 1199 15.39      
5 B1 672 660 73.01      
6 B1 583 572 26.52      
7 B2 3167 3108 5.34      
8 B2 879 863 41.73      
9 B2 349 343 9.01      

Unscaled Zero Point Vibrational Energy (zpe) 7135.7 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 7002.2 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
9.80203 0.95114 0.86701

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.591
B2 0.000 0.000 -0.788
H3 0.000 0.924 1.183
H4 0.000 -0.924 1.183
H5 0.000 0.000 -1.975

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37871.09721.09722.5666
B21.37872.17662.17661.1879
H31.09722.17661.84743.2910
H41.09722.17661.84743.2910
H52.56661.18793.29103.2910

picture of methyleneborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H5 180.000 B2 C1 H3 122.662
B2 C1 H4 122.662 H4 C1 H3 114.676
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 C -0.520      
2 B 0.072      
3 H 0.192      
4 H 0.192      
5 H 0.063      


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 -0.262 0.262
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.417 0.000 0.000
y 0.000 -11.267 0.000
z 0.000 0.000 -10.931
Traceless
 xyz
x -4.318 0.000 0.000
y 0.000 1.907 0.000
z 0.000 0.000 2.411
Polar
3z2-r24.822
x2-y2-4.150
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.886 0.000 0.000
y 0.000 2.643 0.000
z 0.000 0.000 5.057


<r2> (average value of r2) Å2
<r2> 21.438
(<r2>)1/2 4.630