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

using model chemistry: TPSSh/aug-cc-pVDZ

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

Conformer 2 (C2)

Jump to S1C1
Energy calculated at TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-166.540768
Energy at 298.15K-166.542120
HF Energy-166.540768
Nuclear repulsion energy48.409835
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-pVDZ
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 3918 3790 17.91      
2 A 706 683 1.06      
3 A 574 555 75.58      
4 A 273 264 20.32      
5 A 204 197 140.95      
6 B 3916 3788 154.46      
7 B 1483 1435 383.45      
8 B 572 553 317.58      
9 B 257 249 59.05      

Unscaled Zero Point Vibrational Energy (zpe) 5951.5 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 5756.9 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-pVDZ
ABC
16.31179 0.22264 0.22223

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 0.020
O2 0.000 1.444 -0.057
O3 0.000 -1.444 -0.057
H4 0.573 2.050 0.419
H5 -0.573 -2.050 0.419

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.44631.44632.16552.1655
O21.44632.88850.96013.5726
O31.44632.88853.57260.9601
H42.16550.96013.57264.2566
H52.16553.57260.96014.2566

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 127.116 Be1 O3 H5 127.116
O2 Be1 O3 173.902
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be -0.082      
2 O -0.087      
3 O -0.087      
4 H 0.128      
5 H 0.128      


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 1.652 1.652
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 3.242 0.067 0.000
y 0.067 4.425 0.000
z 0.000 0.000 3.239


<r2> (average value of r2) Å2
<r2> 52.809
(<r2>)1/2 7.267