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

using model chemistry: B3LYP/CEP-31G

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 B3LYP/CEP-31G
 hartrees
Energy at 0K-17.641136
Energy at 298.15K-17.640967
HF Energy-17.641136
Nuclear repulsion energy8.255902
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 B3LYP/CEP-31G
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 4077 3949 141.65      
2 Σ 1255 1215 120.04      
3 Π 329 318 234.97      
3 Π 328 318 234.48      

Unscaled Zero Point Vibrational Energy (zpe) 2994.7 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 2900.1 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 B3LYP/CEP-31G
B
1.24376

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.207
Be2 0.000 0.000 -1.204
H3 0.000 0.000 1.167

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.41030.9602
Be21.41032.3705
H30.96022.3705

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.565      
2 Be 0.200      
3 H 0.365      


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 1.281 1.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.058 0.000 0.000
y 0.000 -12.058 0.000
z 0.000 0.000 -11.073
Traceless
 xyz
x -0.493 0.000 0.000
y 0.000 -0.493 0.000
z 0.000 0.000 0.985
Polar
3z2-r21.970
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 4.103 0.000 -0.002
y 0.000 4.111 -0.002
z -0.002 -0.002 4.012


<r2> (average value of r2) Å2
<r2> 11.841
(<r2>)1/2 3.441

Conformer 2 (C*V)

Jump to S1C1
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-17.641136
Energy at 298.15K-17.640967
HF Energy-17.641136
Nuclear repulsion energy8.255902
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 B3LYP/CEP-31G
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 4077 3949 141.21      
2 Σ 1255 1216 120.30      
3 Π 329 318 234.69      
3 Π 329 318 234.69      

Unscaled Zero Point Vibrational Energy (zpe) 2994.7 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 2900.1 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 B3LYP/CEP-31G
B
1.24376

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.360
Be2 0.000 0.000 -1.050
H3 0.000 0.000 1.320

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.41030.9602
Be21.41032.3705
H30.96022.3705

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 B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.565      
2 Be 0.200      
3 H 0.365      


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 1.281 1.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.058 0.000 0.000
y 0.000 -12.058 0.000
z 0.000 0.000 -10.680
Traceless
 xyz
x -0.689 0.000 0.000
y 0.000 -0.689 0.000
z 0.000 0.000 1.378
Polar
3z2-r22.756
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 4.109 0.000 0.000
y 0.000 4.109 0.000
z 0.000 0.000 4.013


<r2> (average value of r2) Å2
<r2> 11.971
(<r2>)1/2 3.460