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

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

Conformer 2 (C2)

Jump to S1C1
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-165.726412
Energy at 298.15K-165.727877
HF Energy-165.726412
Nuclear repulsion energy49.431471
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 HF/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 4280 3897 34.37      
2 A 775 706 2.51      
3 A 553 503 127.91      
4 A 335 305 51.57      
5 A 173 157 153.51      
6 B 4278 3894 246.60      
7 B 1596 1453 479.08      
8 B 550 500 384.88      
9 B 324 295 91.12      

Unscaled Zero Point Vibrational Energy (zpe) 6431.5 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 5855.3 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 HF/aug-cc-pVTZ
ABC
20.15915 0.23078 0.23044

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -0.013
O2 0.000 1.415 -0.046
O3 0.000 -1.415 -0.046
H4 0.516 2.059 0.392
H5 -0.516 -2.059 0.392

Atom - Atom Distances (Å)
  Be1 O2 O3 H4 H5
Be11.41561.41562.16092.1609
O21.41562.83040.93393.5396
O31.41562.83043.53960.9339
H42.16090.93393.53964.2454
H52.16093.53960.93394.2454

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 132.708 Be1 O3 H5 132.708
O2 Be1 O3 177.300
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.761      
2 O -0.511      
3 O -0.511      
4 H 0.131      
5 H 0.131      


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 1.585 1.585
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.003 4.444 0.000
y 4.444 -15.868 0.000
z 0.000 0.000 -15.580
Traceless
 xyz
x 0.721 4.444 0.000
y 4.444 -0.576 0.000
z 0.000 0.000 -0.145
Polar
3z2-r2-0.290
x2-y20.865
xy4.444
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.674 0.073 0.000
y 0.073 3.412 0.000
z 0.000 0.000 2.663


<r2> (average value of r2) Å2
<r2> 51.070
(<r2>)1/2 7.146