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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-139.862739
Energy at 298.15K-139.864951
HF Energy-139.862739
Nuclear repulsion energy54.687137
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 B1B95/6-31G
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' 3765 3591 98.81      
2 A' 3208 3059 6.04      
3 A' 1833 1749 302.15      
4 A' 1403 1338 7.14      
5 A' 952 908 22.54      
6 A' 894 853 287.78      
7 A' 746 711 136.05      
8 A' 354 337 24.37      
9 A" 3290 3138 0.23      
10 A" 829 790 77.29      
11 A" 634 604 140.32      
12 A" 332 316 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 9119.3 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 8697.1 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 B1B95/6-31G
ABC
7.32486 0.26731 0.26276

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 1.397 0.000
B2 0.037 0.013 0.000
O3 0.037 -1.318 0.000
H4 0.037 1.974 0.917
H5 0.037 1.974 -0.917
H6 -0.770 -1.853 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38482.71521.08361.08363.3485
B21.38481.33042.16562.16562.0321
O32.71521.33043.41753.41750.9679
H41.08362.16563.41751.83464.0170
H51.08362.16563.41751.83464.0170
H63.34852.03210.96794.01704.0170

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 122.166
B2 C1 H5 122.166 B2 O3 H6 123.535
H4 C1 H5 115.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.498      
2 B 0.362      
3 O -0.615      
4 H 0.165      
5 H 0.165      
6 H 0.421      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.895 -1.652 0.000 2.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.773 3.716 0.000
y 3.716 -15.616 0.000
z 0.000 0.000 -16.560
Traceless
 xyz
x -2.685 3.716 0.000
y 3.716 2.050 0.000
z 0.000 0.000 0.634
Polar
3z2-r21.269
x2-y2-3.156
xy3.716
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.038 0.261 0.000
y 0.261 5.988 0.000
z 0.000 0.000 2.417


<r2> (average value of r2) Å2
<r2> 49.748
(<r2>)1/2 7.053