return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-139.834870
Energy at 298.15K-139.836971
HF Energy-139.834870
Nuclear repulsion energy54.689078
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 PBEPBE/6-311G**
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' 3695 3661 98.54      
2 A' 3096 3068 7.07      
3 A' 1775 1759 302.03      
4 A' 1303 1291 7.85      
5 A' 990 981 139.66      
6 A' 924 916 15.84      
7 A' 596 591 86.76      
8 A' 345 342 15.25      
9 A" 3171 3142 0.17      
10 A" 761 754 43.57      
11 A" 613 607 79.53      
12 A" 316 313 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 8792.6 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 8712.6 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 PBEPBE/6-311G**
ABC
6.82945 0.26830 0.26415

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.393 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.324 0.000
H4 0.040 1.971 0.926
H5 0.040 1.971 -0.926
H6 -0.848 -1.721 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39092.71781.09131.09133.2388
B21.39091.32692.17532.17531.9392
O32.71781.32693.42293.42290.9731
H41.09132.17533.42291.85203.9088
H51.09132.17533.42291.85203.9088
H63.23881.93920.97313.90883.9088

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 121.952
B2 C1 H5 121.952 B2 O3 H6 114.066
H4 C1 H5 116.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.557      
2 B 0.274      
3 O -0.244      
4 H 0.126      
5 H 0.126      
6 H 0.276      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.609 -1.726 0.000 2.360
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.038 3.104 0.000
y 3.104 -16.534 0.000
z 0.000 0.000 -16.997
Traceless
 xyz
x -2.272 3.104 0.000
y 3.104 1.483 0.000
z 0.000 0.000 0.789
Polar
3z2-r21.578
x2-y2-2.503
xy3.104
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.106 0.195 0.000
y 0.195 6.413 0.000
z 0.000 0.000 3.013


<r2> (average value of r2) Å2
<r2> 49.826
(<r2>)1/2 7.059