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All results from a given calculation for CH2BOH (hydroxy(methylene)borane)

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-26.167780
Energy at 298.15K-26.169920
HF Energy-26.167780
Nuclear repulsion energy28.510387
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/CEP-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 A' 3755 3637 86.96      
2 A' 3160 3060 1.81      
3 A' 1784 1727 349.56      
4 A' 1382 1338 9.13      
5 A' 925 895 1.02      
6 A' 844 818 306.49      
7 A' 705 683 159.88      
8 A' 342 331 23.27      
9 A" 3255 3152 6.36      
10 A" 839 812 70.86      
11 A" 599 580 157.30      
12 A" 331 320 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 8959.8 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 8676.7 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/CEP-31G
ABC
7.13501 0.25933 0.25486

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 1.423 0.000
B2 0.037 0.007 0.000
O3 0.037 -1.336 0.000
H4 0.037 1.997 0.932
H5 0.037 1.997 -0.932
H6 -0.774 -1.884 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.41662.75901.09441.09443.4053
B21.41661.34242.19762.19762.0572
O32.75901.34243.46043.46040.9788
H41.09442.19763.46041.86424.0727
H51.09442.19763.46041.86424.0727
H63.40532.05720.97884.07274.0727

picture of hydroxy(methylene)borane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 O3 180.000 B2 C1 H4 121.600
B2 C1 H5 121.600 B2 O3 H6 124.070
H4 C1 H5 116.799
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.098      
2 B -0.340      
3 O -0.336      
4 H 0.186      
5 H 0.186      
6 H 0.402      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.889 -1.671 0.000 2.523
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.765 3.895 0.000
y 3.895 -15.675 0.000
z 0.000 0.000 -16.849
Traceless
 xyz
x -3.503 3.895 0.000
y 3.895 2.632 0.000
z 0.000 0.000 0.871
Polar
3z2-r21.742
x2-y2-4.090
xy3.895
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.231 0.267 0.000
y 0.267 6.314 0.000
z 0.000 0.000 2.483


<r2> (average value of r2) Å2
<r2> 43.575
(<r2>)1/2 6.601