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

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-139.152705
Energy at 298.15K-139.155056
HF Energy-139.152705
Nuclear repulsion energy55.311032
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 HF/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 A' 4174 3767 193.00      
2 A' 3319 2995 2.14      
3 A' 1895 1710 456.97      
4 A' 1499 1353 0.04      
5 A' 1081 975 230.90      
6 A' 996 899 6.39      
7 A' 772 697 105.64      
8 A' 405 366 20.02      
9 A" 3394 3063 1.64      
10 A" 871 786 67.51      
11 A" 609 550 112.41      
12 A" 357 323 3.26      

Unscaled Zero Point Vibrational Energy (zpe) 9686.0 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 8742.6 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 HF/6-31G**
ABC
7.13419 0.27318 0.26879

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.384 0.000
B2 0.039 0.002 0.000
O3 0.039 -1.311 0.000
H4 0.039 1.950 0.914
H5 0.039 1.950 -0.914
H6 -0.812 -1.722 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38182.69441.07551.07553.2200
B21.38181.31262.15192.15191.9222
O32.69441.31263.38643.38640.9447
H41.07552.15193.38641.82883.8783
H51.07552.15193.38641.82883.8783
H63.22001.92220.94473.87833.8783

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 121.766
B2 C1 H5 121.766 B2 O3 H6 115.798
H4 C1 H5 116.468
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.505      
2 B 0.381      
3 O -0.511      
4 H 0.132      
5 H 0.132      
6 H 0.372      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.706 -1.786 0.000 2.470
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.595 3.254 0.000
y 3.254 -17.127 0.000
z 0.000 0.000 -16.567
Traceless
 xyz
x -1.748 3.254 0.000
y 3.254 0.454 0.000
z 0.000 0.000 1.294
Polar
3z2-r22.587
x2-y2-1.468
xy3.254
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.308 0.193 0.000
y 0.193 5.490 0.000
z 0.000 0.000 2.540


<r2> (average value of r2) Å2
<r2> 49.050
(<r2>)1/2 7.004