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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-64.695871
Energy at 298.15K-64.697069
HF Energy-64.695871
Nuclear repulsion energy23.848972
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 B3LYP/6-31+G**
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 3149 3036 9.81      
2 A1 2850 2748 23.49      
3 A1 1514 1460 60.00      
4 A1 1277 1231 5.41      
5 B1 736 710 110.52      
6 B1 627 605 1.65      
7 B2 3215 3100 1.09      
8 B2 920 887 51.49      
9 B2 426 411 4.31      

Unscaled Zero Point Vibrational Energy (zpe) 7356.9 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 7093.5 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 B3LYP/6-31+G**
ABC
9.92791 0.95040 0.86737

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.593
B2 0.000 0.000 -0.791
H3 0.000 0.918 1.179
H4 0.000 -0.918 1.179
H5 0.000 0.000 -1.964

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38381.08861.08862.5575
B21.38382.17252.17251.1737
H31.08862.17251.83573.2741
H41.08862.17251.83573.2741
H52.55751.17373.27413.2741

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 122.527
B2 C1 H4 122.527 H4 C1 H3 114.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.578      
2 B 0.213      
3 H 0.161      
4 H 0.161      
5 H 0.043      


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 -0.623 0.623
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.619 0.000 0.000
y 0.000 -11.779 0.000
z 0.000 0.000 -11.693
Traceless
 xyz
x -4.883 0.000 0.000
y 0.000 2.377 0.000
z 0.000 0.000 2.506
Polar
3z2-r25.012
x2-y2-4.840
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.541 0.000 0.000
y 0.000 2.718 0.000
z 0.000 0.000 5.836


<r2> (average value of r2) Å2
<r2> 21.904
(<r2>)1/2 4.680