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

using model chemistry: B3PW91/cc-pVDZ

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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-90.535723
Energy at 298.15K 
HF Energy-90.535723
Nuclear repulsion energy17.496195
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 B3PW91/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 Σ 4098 3954 225.82      
2 Σ 1313 1267 108.05      
3 Π 230i 222i 149.93      
3 Π 230i 222i 149.93      

Unscaled Zero Point Vibrational Energy (zpe) 2475.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 2388.6 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 B3PW91/cc-pVDZ
B
1.27059

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.356
Be2 0.000 0.000 -1.039
H3 0.000 0.000 1.306

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.39540.9496
Be21.39542.3450
H30.94962.3450

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 B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.164      
2 Be 0.013      
3 H 0.151      


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 1.453 1.453
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.928 0.000 0.000
y 0.000 -11.928 0.000
z 0.000 0.000 -10.896
Traceless
 xyz
x -0.516 0.000 0.000
y 0.000 -0.516 0.000
z 0.000 0.000 1.032
Polar
3z2-r22.065
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 4.576 0.205 0.000
y 0.205 3.808 0.000
z 0.000 0.000 4.250


<r2> (average value of r2) Å2
<r2> 14.275
(<r2>)1/2 3.778

Conformer 2 (C*V)

Jump to S1C1
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-90.535723
Energy at 298.15K 
HF Energy-90.535723
Nuclear repulsion energy17.496195
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 B3PW91/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 Σ 4098 3954 225.82      
2 Σ 1313 1267 108.05      
3 Π 230i 222i 149.93      
3 Π 230i 222i 149.93      

Unscaled Zero Point Vibrational Energy (zpe) 2475.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 2388.6 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 B3PW91/cc-pVDZ
B
1.27059

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.356
Be2 0.000 0.000 -1.039
H3 0.000 0.000 1.306

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.39540.9496
Be21.39542.3450
H30.94962.3450

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 B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.164      
2 Be 0.013      
3 H 0.151      


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 1.453 1.453
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.928 0.000 0.000
y 0.000 -11.928 0.000
z 0.000 0.000 -10.896
Traceless
 xyz
x -0.516 0.000 0.000
y 0.000 -0.516 0.000
z 0.000 0.000 1.032
Polar
3z2-r22.065
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 4.233 0.000 0.000
y 0.000 4.233 0.000
z 0.000 0.000 3.926


<r2> (average value of r2) Å2
<r2> 14.275
(<r2>)1/2 3.778