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All results from a given calculation for BeOH (beryllium monohydroxide)

using model chemistry: wB97X-D/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at wB97X-D/CEP-121G*
 hartrees
Energy at 0K-17.653587
Energy at 298.15K-17.653479
HF Energy-17.653587
Nuclear repulsion energy8.313406
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 wB97X-D/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' 4005 4005 89.96 89.74 0.24 0.38
2 A' 1232 1232 108.23 9.04 0.52 0.68
3 A' 435 435 207.79 10.69 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 2836.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2836.2 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 wB97X-D/CEP-121G*
ABC
39.30644 1.31904 1.27621

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.054 -0.383 0.000
Be2 0.054 1.025 0.000
H3 -0.649 -1.032 0.000

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.40840.9569
Be21.40842.1742
H30.95692.1742

picture of beryllium monohydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Be2 O1 H3 132.687
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.646      
2 Be 0.217      
3 H 0.430      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.304 -0.539 0.000 1.411
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.550 1.844 0.000
y 1.844 -12.434 0.000
z 0.000 0.000 -11.923
Traceless
 xyz
x 1.628 1.844 0.000
y 1.844 -1.197 0.000
z 0.000 0.000 -0.431
Polar
3z2-r2-0.862
x2-y21.884
xy1.844
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.741 0.166 0.000
y 0.166 3.856 0.000
z 0.000 0.000 4.372


<r2> (average value of r2) Å2
<r2> 11.761
(<r2>)1/2 3.429