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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-64.673531
Energy at 298.15K-64.674819
HF Energy-64.673531
Nuclear repulsion energy23.836942
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/6-31G
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 3156 3037 8.27      
2 A1 2860 2752 23.51      
3 A1 1525 1467 53.40      
4 A1 1322 1272 4.73      
5 B1 788 758 114.74      
6 B1 662 637 0.02      
7 B2 3222 3100 0.01      
8 B2 940 904 55.20      
9 B2 480 462 4.57      

Unscaled Zero Point Vibrational Energy (zpe) 7477.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 7193.8 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/6-31G
ABC
9.98261 0.94843 0.86614

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/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 -0.792
H3 0.000 0.915 1.183
H4 0.000 -0.915 1.183
H5 0.000 0.000 -1.965

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38451.08901.08902.5581
B21.38452.17632.17631.1736
H31.08902.17631.83063.2785
H41.08902.17631.83063.2785
H52.55811.17363.27853.2785

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 122.806
B2 C1 H4 122.806 H4 C1 H3 114.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.504      
2 B 0.141      
3 H 0.154      
4 H 0.154      
5 H 0.055      


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 -0.400 0.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.384 0.000 0.000
y 0.000 -11.305 0.000
z 0.000 0.000 -11.326
Traceless
 xyz
x -4.068 0.000 0.000
y 0.000 2.050 0.000
z 0.000 0.000 2.018
Polar
3z2-r24.037
x2-y2-4.079
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.694 0.000 0.000
y 0.000 2.470 0.000
z 0.000 0.000 5.038


<r2> (average value of r2) Å2
<r2> 21.493
(<r2>)1/2 4.636