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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-63.750279
Energy at 298.15K-63.751520
HF Energy-63.715111
Nuclear repulsion energy24.070059
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 B2PLYP/STO-3G
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 3421 3421 52.77      
2 A1 3209 3209 8.60      
3 A1 1683 1683 40.75      
4 A1 1449 1449 0.81      
5 B1 862 862 31.50      
6 B1 721 721 9.02      
7 B2 3539 3539 12.00      
8 B2 1000 1000 89.41      
9 B2 492 492 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 8188.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8188.2 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 B2PLYP/STO-3G
ABC
9.90209 0.97609 0.88851

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.581
B2 0.000 0.000 -0.780
H3 0.000 0.919 1.176
H4 0.000 -0.919 1.176
H5 0.000 0.000 -1.939

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.36111.09471.09472.5202
B21.36112.16092.16091.1591
H31.09472.16091.83813.2476
H41.09472.16091.83813.2476
H52.52021.15913.24763.2476

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 122.907
B2 C1 H4 122.907 H4 C1 H3 114.187
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.331      
2 B 0.196      
3 H 0.081      
4 H 0.081      
5 H -0.027      


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 -0.260 0.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.076 0.000 0.000
y 0.000 -10.440 0.000
z 0.000 0.000 -11.311
Traceless
 xyz
x -2.201 0.000 0.000
y 0.000 1.754 0.000
z 0.000 0.000 0.447
Polar
3z2-r20.894
x2-y2-2.636
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.458 0.000 0.000
y 0.000 1.394 0.000
z 0.000 0.000 2.940


<r2> (average value of r2) Å2
<r2> 20.533
(<r2>)1/2 4.531