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All results from a given calculation for BeOH (beryllium monohydroxide)

using model chemistry: LSDA/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
1 2 no C*V 2Σ

Conformer 1 (CS)

Jump to S1C2
Energy calculated at LSDA/STO-3G
 hartrees
Energy at 0K-88.809167
Energy at 298.15K-88.809102
Nuclear repulsion energy17.960495
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 LSDA/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 4044 3621 72.96      
2 Σ 1596 1429 23.41      
3 Π 410 367 93.08      
3 Π 410 367 93.08      

Unscaled Zero Point Vibrational Energy (zpe) 3229.5 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 2892.0 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 LSDA/STO-3G
B
1.38190

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.331
Be2 0.000 0.000 -0.993
H3 0.000 0.000 1.326

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.32370.9950
Be21.32372.3187
H30.99502.3187

picture of beryllium monohydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Be2 O1 H3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.258      
2 Be -0.016      
3 H 0.274      


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 2.675 2.675
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.154 0.000 0.000
y 0.000 -10.154 0.000
z 0.000 0.000 -9.398
Traceless
 xyz
x -0.378 0.000 0.000
y 0.000 -0.378 0.000
z 0.000 0.000 0.756
Polar
3z2-r21.512
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.505 0.000 0.000
y 0.000 1.505 0.000
z 0.000 0.000 2.188


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000

Conformer 2 (C*V)

Jump to S1C1
Energy calculated at LSDA/STO-3G
 hartrees
Energy at 0K-88.809167
Energy at 298.15K-88.809101
HF Energy-88.809167
Nuclear repulsion energy17.959170
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 LSDA/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 4044 3621 72.95      
2 Σ 1595 1429 23.42      
3 Π 409 366 93.09      
3 Π 409 366 93.09      

Unscaled Zero Point Vibrational Energy (zpe) 3228.7 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 2891.3 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 LSDA/STO-3G
B
1.38165

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.331
Be2 0.000 0.000 -0.993
H3 0.000 0.000 1.326

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.32380.9950
Be21.32382.3188
H30.99502.3188

picture of beryllium monohydroxide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Be2 O1 H3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.258      
2 Be -0.016      
3 H 0.274      


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 2.675 2.675
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.154 0.000 0.000
y 0.000 -10.154 0.000
z 0.000 0.000 -9.398
Traceless
 xyz
x -0.378 0.000 0.000
y 0.000 -0.378 0.000
z 0.000 0.000 0.756
Polar
3z2-r21.512
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.505 0.000 0.000
y 0.000 1.505 0.000
z 0.000 0.000 2.189


<r2> (average value of r2) Å2
<r2> 12.762
(<r2>)1/2 3.572