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

using model chemistry: B3LYPultrafine/aug-cc-pVTZ

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 B3LYPultrafine/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at B3LYPultrafine/aug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2)

Jump to S1C1
Energy calculated at B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-166.607762
Energy at 298.15K-166.609181
HF Energy-166.607762
Nuclear repulsion energy48.979638
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 B3LYPultrafine/aug-cc-pVTZ
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 3974 3845 23.73      
2 A 745 721 1.45      
3 A 531 513 94.79      
4 A 321 311 26.82      
5 A 190 184 135.63      
6 B 3973 3843 198.38      
7 B 1535 1485 429.95      
8 B 527 510 329.76      
9 B 314 304 69.40      

Unscaled Zero Point Vibrational Energy (zpe) 6054.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 5857.9 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 B3LYPultrafine/aug-cc-pVTZ
ABC
18.99019 0.22773 0.22740

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 0.001
O2 0.000 1.424 -0.050
O3 0.000 -1.424 -0.050
H4 0.529 2.076 0.401
H5 -0.529 -2.076 0.401

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.42511.42512.17902.1790
O21.42512.84830.95293.5683
O31.42512.84833.56830.9529
H42.17900.95293.56834.2840
H52.17903.56830.95294.2840

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 131.767 Be1 O3 H5 131.767
O2 Be1 O3 175.848
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.451      
2 O -0.332      
3 O -0.332      
4 H 0.106      
5 H 0.106      


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 1.550 1.550
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.567 4.339 0.000
y 4.339 -15.700 0.000
z 0.000 0.000 -16.148
Traceless
 xyz
x 0.358 4.339 0.000
y 4.339 0.157 0.000
z 0.000 0.000 -0.515
Polar
3z2-r2-1.030
x2-y20.134
xy4.339
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.211 0.057 0.000
y 0.057 4.302 0.000
z 0.000 0.000 3.206


<r2> (average value of r2) Å2
<r2> 51.862
(<r2>)1/2 7.202