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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-25.552373
Energy at 298.15K-25.554725
HF Energy-25.552373
Nuclear repulsion energy28.839541
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' 4139 3731 224.85      
2 A' 3337 3008 0.62      
3 A' 1867 1683 479.29      
4 A' 1508 1359 4.03      
5 A' 974 878 1.92      
6 A' 909 819 387.71      
7 A' 835 753 185.10      
8 A' 406 366 29.97      
9 A" 3434 3095 10.17      
10 A" 927 836 95.96      
11 A" 615 554 204.01      
12 A" 358 323 1.97      

Unscaled Zero Point Vibrational Energy (zpe) 9654.6 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 8702.6 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
7.49836 0.26388 0.25915

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 0.035 1.413 0.000
B2 0.035 0.006 0.000
O3 0.035 -1.322 0.000
H4 0.035 1.980 0.920
H5 0.035 1.980 -0.920
H6 -0.729 -1.892 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.40722.73471.08081.08083.3921
B21.40721.32762.17802.17802.0457
O32.73471.32763.42743.42740.9531
H41.08082.17803.42741.84034.0523
H51.08082.17803.42741.84034.0523
H63.39212.04570.95314.05234.0523

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 121.636
B2 C1 H5 121.636 B2 O3 H6 126.755
H4 C1 H5 116.728
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 -0.164      
2 B -0.161      
3 O -0.479      
4 H 0.177      
5 H 0.177      
6 H 0.449      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.916 -1.898 0.000 2.697
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.134 4.001 0.000
y 4.001 -16.571 0.000
z 0.000 0.000 -16.941
Traceless
 xyz
x -3.378 4.001 0.000
y 4.001 1.967 0.000
z 0.000 0.000 1.411
Polar
3z2-r22.823
x2-y2-3.563
xy4.001
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.223 0.247 0.000
y 0.247 5.817 0.000
z 0.000 0.000 2.292


<r2> (average value of r2) Å2
<r2> 43.299
(<r2>)1/2 6.580