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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-64.651251
Energy at 298.15K-64.652431
HF Energy-64.651251
Nuclear repulsion energy23.845112
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 B3PW91/6-31G*
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 3169 3031 9.12      
2 A1 2855 2731 25.46      
3 A1 1529 1463 51.52      
4 A1 1290 1234 5.04      
5 B1 729 698 79.81      
6 B1 625 598 12.36      
7 B2 3235 3095 0.58      
8 B2 920 880 50.83      
9 B2 420 402 4.21      

Unscaled Zero Point Vibrational Energy (zpe) 7385.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7066.1 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 B3PW91/6-31G*
ABC
9.92079 0.95052 0.86741

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

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 -0.790
H3 0.000 0.918 1.179
H4 0.000 -0.918 1.179
H5 0.000 0.000 -1.968

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38271.08891.08892.5613
B21.38272.17182.17181.1786
H31.08892.17181.83633.2780
H41.08892.17181.83633.2780
H52.56131.17863.27803.2780

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 122.523
B2 C1 H4 122.523 H4 C1 H3 114.953
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.562      
2 B 0.131      
3 H 0.189      
4 H 0.189      
5 H 0.054      


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 -0.429 0.429
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.365 0.000 0.000
y 0.000 -11.199 0.000
z 0.000 0.000 -11.064
Traceless
 xyz
x -4.234 0.000 0.000
y 0.000 2.016 0.000
z 0.000 0.000 2.218
Polar
3z2-r24.437
x2-y2-4.167
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.887 0.000 0.000
y 0.000 2.556 0.000
z 0.000 0.000 5.046


<r2> (average value of r2) Å2
<r2> 21.400
(<r2>)1/2 4.626