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

using model chemistry: TPSSh/aug-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 TPSSh/aug-cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at TPSSh/aug-cc-pVQZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVQZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2)

Jump to S1C1
Energy calculated at TPSSh/aug-cc-pVQZ
 hartrees
Energy at 0K-166.601915
Energy at 298.15K-166.603344
HF Energy-166.601915
Nuclear repulsion energy48.905956
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 TPSSh/aug-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 3949 3949 21.29      
2 A 737 737 2.27      
3 A 556 556 84.01      
4 A 312 312 34.31      
5 A 193 193 121.55      
6 B 3948 3948 168.89      
7 B 1517 1517 401.96      
8 B 551 551 326.60      
9 B 306 306 66.57      

Unscaled Zero Point Vibrational Energy (zpe) 6034.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6034.6 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 TPSSh/aug-cc-pVQZ
ABC
17.76983 0.22725 0.22696

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-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 1.427 -0.053
O3 0.000 -1.427 -0.053
H4 0.541 2.056 0.419
H5 -0.541 -2.056 0.419

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.42831.42832.16662.1666
O21.42832.85440.95453.5568
O31.42832.85443.55680.9545
H42.16660.95453.55684.2527
H52.16663.55680.95454.2527

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 129.739 Be1 O3 H5 129.739
O2 Be1 O3 175.508
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.976      
2 O -0.711      
3 O -0.711      
4 H 0.223      
5 H 0.223      


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 1.575 1.575
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.289 0.045 0.000
y 0.045 4.333 0.000
z 0.000 0.000 3.289


<r2> (average value of r2) Å2
<r2> 51.876
(<r2>)1/2 7.202