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All results from a given calculation for Be(OH)2 (Beryllium hydroxide)

using model chemistry: B97D3/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2 1A

Conformer 1 (C2V)

Jump to S1C2
Vibrational Frequencies calculated at B97D3/cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at B97D3/cc-pVQZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVQZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2)

Jump to S1C1
Energy calculated at B97D3/cc-pVQZ
 hartrees
Energy at 0K-166.519630
Energy at 298.15K-166.521073
HF Energy-166.519630
Nuclear repulsion energy48.664022
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 B97D3/cc-pVQZ
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 3909 3909 22.55      
2 A 723 723 3.32      
3 A 565 565 87.00      
4 A 308 308 24.42      
5 A 205 205 102.64      
6 B 3907 3907 146.93      
7 B 1490 1490 355.46      
8 B 551 551 305.68      
9 B 307 307 66.16      

Unscaled Zero Point Vibrational Energy (zpe) 5982.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5982.2 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 B97D3/cc-pVQZ
ABC
17.06735 0.22466 0.22448

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVQZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -0.003
O2 0.000 1.437 -0.057
O3 0.000 -1.437 -0.057
H4 0.510 2.051 0.466
H5 -0.510 -2.051 0.466

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.43771.43772.16552.1655
O21.43772.87340.95513.5639
O31.43772.87343.56390.9551
H42.16550.95513.56394.2280
H52.16553.56390.95514.2280

picture of Beryllium hydroxide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Be1 O2 H4 128.514 Be1 O3 H5 128.514
O2 Be1 O3 175.706
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.763      
2 O -0.612      
3 O -0.612      
4 H 0.230      
5 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.703 1.703
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.555 4.016 0.000
y 4.016 -15.936 0.000
z 0.000 0.000 -15.708
Traceless
 xyz
x 0.267 4.016 0.000
y 4.016 -0.304 0.000
z 0.000 0.000 0.037
Polar
3z2-r20.075
x2-y20.381
xy4.016
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.056 0.059 0.000
y 0.059 4.257 0.000
z 0.000 0.000 3.077


<r2> (average value of r2) Å2
<r2> 52.276
(<r2>)1/2 7.230