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: LSDA/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVTZ
 hartrees
Energy at 0K-139.263905
Energy at 298.15K-139.266000
HF Energy-139.263905
Nuclear repulsion energy55.083855
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 LSDA/cc-pVTZ
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' 3707 3667 136.33      
2 A' 3099 3065 18.55      
3 A' 1816 1796 341.79      
4 A' 1273 1260 11.16      
5 A' 949 938 25.90      
6 A' 943 933 145.84      
7 A' 599 593 86.86      
8 A' 360 356 15.77      
9 A" 3176 3141 4.55      
10 A" 740 732 43.88      
11 A" 600 593 76.02      
12 A" 311 308 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 8786.0 cm-1
Scaled (by 0.9891) Zero Point Vibrational Energy (zpe) 8690.2 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 LSDA/cc-pVTZ
ABC
6.91320 0.27288 0.26849

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.382 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.310 0.000
H4 0.040 1.959 0.925
H5 0.040 1.959 -0.925
H6 -0.834 -1.737 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.37952.69161.09041.09043.2392
B21.37951.31212.16482.16481.9468
O32.69161.31213.39773.39770.9731
H41.09042.16483.39771.84933.9098
H51.09042.16483.39771.84933.9098
H63.23921.94680.97313.90983.9098

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 122.005
B2 C1 H5 122.005 B2 O3 H6 116.053
H4 C1 H5 115.989
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.455      
2 B 0.069      
3 O -0.146      
4 H 0.145      
5 H 0.145      
6 H 0.243      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.547 -1.792 0.000 2.367
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.326 3.107 0.000
y 3.107 -16.359 0.000
z 0.000 0.000 -17.182
Traceless
 xyz
x -2.556 3.107 0.000
y 3.107 1.895 0.000
z 0.000 0.000 0.660
Polar
3z2-r21.321
x2-y2-2.967
xy3.107
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.926 0.179 0.000
y 0.179 6.646 0.000
z 0.000 0.000 3.513


<r2> (average value of r2) Å2
<r2> 49.326
(<r2>)1/2 7.023