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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-139.146756
Energy at 298.15K-139.148996
HF Energy-139.146756
Nuclear repulsion energy54.323585
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 B3PW91/3-21G*
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' 3555 3411 69.30      
2 A' 3168 3039 6.26      
3 A' 1857 1781 244.96      
4 A' 1411 1354 13.23      
5 A' 979 939 121.41      
6 A' 939 901 141.38      
7 A' 750 719 133.20      
8 A' 353 339 21.94      
9 A" 3238 3107 0.01      
10 A" 841 806 70.66      
11 A" 649 623 111.99      
12 A" 329 316 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 9034.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8667.4 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 B3PW91/3-21G*
ABC
7.01426 0.26456 0.26043

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.402 0.000
B2 0.039 0.013 0.000
O3 0.039 -1.329 0.000
H4 0.039 1.983 0.920
H5 0.039 1.983 -0.920
H6 -0.825 -1.811 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38882.73161.08781.08783.3278
B21.38881.34282.17352.17352.0191
O32.73161.34283.43733.43730.9896
H41.08782.17353.43731.84023.9984
H51.08782.17353.43731.84023.9984
H63.32782.01910.98963.99843.9984

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 122.239
B2 C1 H5 122.239 B2 O3 H6 119.148
H4 C1 H5 115.522
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.837      
2 B 0.574      
3 O -0.562      
4 H 0.211      
5 H 0.211      
6 H 0.403      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.931 -1.735 0.000 2.596
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.757 3.581 0.000
y 3.581 -15.822 0.000
z 0.000 0.000 -16.578
Traceless
 xyz
x -2.556 3.581 0.000
y 3.581 1.845 0.000
z 0.000 0.000 0.712
Polar
3z2-r21.424
x2-y2-2.934
xy3.581
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.050 0.308 0.000
y 0.308 5.801 0.000
z 0.000 0.000 2.334


<r2> (average value of r2) Å2
<r2> 50.134
(<r2>)1/2 7.081