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

using model chemistry: B1B95/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B1B95/CEP-31G*
 hartrees
Energy at 0K-17.628618
Energy at 298.15K-17.628535
Nuclear repulsion energy8.254646
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/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' 3975 3805 97.38      
2 A' 1216 1164 99.64      
3 A' 469 449 185.49      

Unscaled Zero Point Vibrational Energy (zpe) 2830.1 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 2709.0 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/CEP-31G*
ABC
32.93048 1.30941 1.25934

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.059 -0.392 0.000
Be2 0.059 1.029 0.000
H3 -0.705 -0.979 0.000

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.42160.9635
Be21.42162.1489
H30.96352.1489

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 127.523
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.362      
2 Be -0.016      
3 H 0.377      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.344 -0.378 0.000 1.396
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.450 1.861 0.000
y 1.861 -12.492 0.000
z 0.000 0.000 -12.004
Traceless
 xyz
x 1.798 1.861 0.000
y 1.861 -1.265 0.000
z 0.000 0.000 -0.533
Polar
3z2-r2-1.066
x2-y22.041
xy1.861
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.746 0.211 0.000
y 0.211 3.836 0.000
z 0.000 0.000 4.366


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000