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

using model chemistry: HF/CEP-121G*

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-121G*
 hartrees
Energy at 0K-25.613561
Energy at 298.15K-25.615916
HF Energy-25.613561
Nuclear repulsion energy29.159682
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-121G*
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' 4114 3716 188.77      
2 A' 3301 2983 1.84      
3 A' 1852 1673 511.33      
4 A' 1497 1353 0.17      
5 A' 1089 984 237.63      
6 A' 977 882 5.72      
7 A' 764 690 115.00      
8 A' 408 369 19.76      
9 A" 3381 3055 2.26      
10 A" 883 797 67.81      
11 A" 610 551 122.81      
12 A" 360 325 3.30      

Unscaled Zero Point Vibrational Energy (zpe) 9617.7 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 8688.7 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-121G*
ABC
7.08869 0.27124 0.26693

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.389 0.000
B2 0.039 0.000 0.000
O3 0.039 -1.315 0.000
H4 0.039 1.957 0.916
H5 0.039 1.957 -0.916
H6 -0.817 -1.725 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38832.70411.07821.07823.2295
B21.38831.31592.16062.16061.9264
O32.70411.31593.39853.39850.9491
H41.07822.16063.39851.83223.8901
H51.07822.16063.39851.83223.8901
H63.22951.92640.94913.89013.8901

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 121.825
B2 C1 H5 121.825 B2 O3 H6 115.584
H4 C1 H5 116.350
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.539      
2 B 0.235      
3 O -0.584      
4 H 0.202      
5 H 0.202      
6 H 0.484      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.752 -1.831 0.000 2.534
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.518 3.439 0.000
y 3.439 -17.413 0.000
z 0.000 0.000 -16.895
Traceless
 xyz
x -2.364 3.439 0.000
y 3.439 0.794 0.000
z 0.000 0.000 1.570
Polar
3z2-r23.141
x2-y2-2.106
xy3.439
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.476 0.164 0.000
y 0.164 5.849 0.000
z 0.000 0.000 2.689


<r2> (average value of r2) Å2
<r2> 42.310
(<r2>)1/2 6.505