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: PBE1PBE/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 PBE1PBE/6-311G**
 hartrees
Energy at 0K-139.843321
Energy at 298.15K-139.845511
HF Energy-139.843321
Nuclear repulsion energy55.094376
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 PBE1PBE/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' 3870 3713 142.69      
2 A' 3177 3048 8.51      
3 A' 1827 1753 362.84      
4 A' 1348 1294 6.31      
5 A' 1017 976 165.47      
6 A' 954 915 10.47      
7 A' 643 617 96.06      
8 A' 372 357 16.46      
9 A" 3257 3124 0.40      
10 A" 784 752 53.58      
11 A" 614 589 86.30      
12 A" 326 313 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 9093.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8724.5 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 PBE1PBE/6-311G**
ABC
6.94245 0.27210 0.26781

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.385 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.314 0.000
H4 0.040 1.956 0.921
H5 0.040 1.956 -0.921
H6 -0.835 -1.713 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38292.69911.08421.08423.2191
B21.38291.31612.16072.16071.9253
O32.69911.31613.39793.39790.9615
H41.08422.16073.39791.84263.8832
H51.08422.16073.39791.84263.8832
H63.21911.92530.96153.88323.8832

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 121.815
B2 C1 H5 121.815 B2 O3 H6 114.510
H4 C1 H5 116.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.604      
2 B 0.334      
3 O -0.278      
4 H 0.133      
5 H 0.133      
6 H 0.283      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.632 -1.766 0.000 2.404
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.959 3.146 0.000
y 3.146 -16.653 0.000
z 0.000 0.000 -16.817
Traceless
 xyz
x -2.224 3.146 0.000
y 3.146 1.235 0.000
z 0.000 0.000 0.989
Polar
3z2-r21.978
x2-y2-2.306
xy3.146
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.050 0.177 0.000
y 0.177 6.099 0.000
z 0.000 0.000 2.894


<r2> (average value of r2) Å2
<r2> 49.258
(<r2>)1/2 7.018