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

using model chemistry: MP4=FULL/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 MP4=FULL/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/aug-cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2)

Jump to S1C1
Energy calculated at MP4=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-166.159114
Energy at 298.15K-166.160407
HF Energy-165.675054
Nuclear repulsion energy48.565903
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 MP4=FULL/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 3956 3858        
2 A 684 667        
3 A 536 523        
4 A 281 274        
5 A 197 192        
6 B 3955 3857        
7 B 1460 1424        
8 B 531 518        
9 B 260 254        

Unscaled Zero Point Vibrational Energy (zpe) 5929.8 cm-1
Scaled (by 0.9752) Zero Point Vibrational Energy (zpe) 5782.7 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 MP4=FULL/aug-cc-pVDZ
ABC
17.01860 0.22409 0.22381

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 0.031
O2 0.000 1.438 -0.059
O3 0.000 -1.438 -0.059
H4 0.552 2.064 0.411
H5 -0.552 -2.064 0.411

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.44051.44052.17022.1702
O21.44052.87530.95843.5761
O31.44052.87533.57610.9584
H42.17020.95843.57614.2733
H52.17023.57610.95844.2733

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 128.433 Be1 O3 H5 128.433
O2 Be1 O3 172.812
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability