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

using model chemistry: HF/CEP-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 HF/CEP-31G*
 hartrees
Energy at 0K-25.602041
Energy at 298.15K-25.604342
HF Energy-25.602041
Nuclear repulsion energy28.992441
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 HF/CEP-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' 4134 3713 204.02      
2 A' 3336 2995 0.48      
3 A' 1861 1671 524.11      
4 A' 1493 1341 0.07      
5 A' 1069 960 227.43      
6 A' 980 880 2.66      
7 A' 738 663 117.65      
8 A' 393 353 19.36      
9 A" 3421 3072 6.28      
10 A" 877 787 70.03      
11 A" 603 541 123.29      
12 A" 351 315 2.88      

Unscaled Zero Point Vibrational Energy (zpe) 9627.6 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 8645.6 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 HF/CEP-31G*
ABC
6.98306 0.26750 0.26324

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.401 0.000
B2 0.039 -0.005 0.000
O3 0.039 -1.324 0.000
H4 0.039 1.967 0.923
H5 0.039 1.967 -0.923
H6 -0.824 -1.727 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.40612.72511.08241.08243.2456
B21.40611.31902.17722.17721.9267
O32.72511.31903.41793.41790.9526
H41.08242.17723.41791.84553.9047
H51.08242.17723.41791.84553.9047
H63.24561.92670.95263.90473.9047

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 121.521
B2 C1 H5 121.521 B2 O3 H6 115.072
H4 C1 H5 116.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.208      
2 B -0.219      
3 O -0.427      
4 H 0.192      
5 H 0.192      
6 H 0.470      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.743 -1.825 0.000 2.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.531 3.486 0.000
y 3.486 -17.168 0.000
z 0.000 0.000 -16.805
Traceless
 xyz
x -2.545 3.486 0.000
y 3.486 1.000 0.000
z 0.000 0.000 1.544
Polar
3z2-r23.089
x2-y2-2.363
xy3.486
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.542 0.196 0.000
y 0.196 5.672 0.000
z 0.000 0.000 2.506


<r2> (average value of r2) Å2
<r2> 42.637
(<r2>)1/2 6.530