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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3LYP/aug-cc-pVQZ

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/aug-cc-pVQZ
 hartrees
Energy at 0K-64.720883
Energy at 298.15K-64.722093
HF Energy-64.720883
Nuclear repulsion energy24.007081
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/aug-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 A1 3132 3035 12.49      
2 A1 2838 2750 18.65      
3 A1 1512 1465 57.95      
4 A1 1279 1239 6.77      
5 B1 738 715 80.77      
6 B1 648 628 0.39      
7 B2 3191 3092 1.81      
8 B2 917 889 37.72      
9 B2 420 407 0.92      

Unscaled Zero Point Vibrational Energy (zpe) 7337.6 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 7109.4 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/aug-cc-pVQZ
ABC
10.04167 0.96427 0.87979

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.588
B2 0.000 0.000 -0.784
H3 0.000 0.913 1.173
H4 0.000 -0.913 1.173
H5 0.000 0.000 -1.953

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37231.08381.08382.5408
B21.37232.15932.15931.1685
H31.08382.15931.82523.2559
H41.08382.15931.82523.2559
H52.54081.16853.25593.2559

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 122.646
B2 C1 H4 122.646 H4 C1 H3 114.708
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.944      
2 B 0.386      
3 H 0.375      
4 H 0.375      
5 H -0.192      


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 -0.589 0.589
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.284 0.000 0.000
y 0.000 -11.866 0.000
z 0.000 0.000 -11.741
Traceless
 xyz
x -4.481 0.000 0.000
y 0.000 2.146 0.000
z 0.000 0.000 2.334
Polar
3z2-r24.668
x2-y2-4.418
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.338 0.000 0.000
y 0.000 3.718 0.000
z 0.000 0.000 5.929


<r2> (average value of r2) Å2
<r2> 21.685
(<r2>)1/2 4.657