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

using model chemistry: HF/6-311G**

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 HF/6-311G**
 hartrees
Energy at 0K-90.123937
Energy at 298.15K-90.123717
HF Energy-90.123937
Nuclear repulsion energy17.677979
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 4332 3936 186.76 63.67 0.25 0.40
2 A' 1318 1197 139.70 2.56 0.75 0.86
3 A' 317 288 216.93 15.26 0.61 0.76

Unscaled Zero Point Vibrational Energy (zpe) 2983.4 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 2710.4 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/6-311G**
ABC
65.28163 1.32790 1.30143

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.042 -0.370 0.000
Be2 0.042 1.020 0.000
H3 -0.509 -1.122 0.000

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.39000.9328
Be21.39002.2123
H30.93282.2123

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 143.777
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.658      
2 Be 0.375      
3 H 0.283      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.105 -0.752 0.000 1.337
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.922 1.505 0.000
y 1.505 -12.466 0.000
z 0.000 0.000 -11.723
Traceless
 xyz
x 1.172 1.505 0.000
y 1.505 -1.143 0.000
z 0.000 0.000 -0.029
Polar
3z2-r2-0.058
x2-y21.543
xy1.505
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.377 0.198 0.000
y 0.198 3.317 0.000
z 0.000 0.000 4.121


<r2> (average value of r2) Å2
<r2> 14.107
(<r2>)1/2 3.756

Conformer 2 (C*V)

Jump to S1C1
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-90.123473
Energy at 298.15K 
HF Energy-90.123473
Nuclear repulsion energy17.818393
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 4408 4005 266.39      
2 Σ 1357 1233 166.11      
3 Π 219i 199i 205.70      
3 Π 219i 199i 205.70      

Unscaled Zero Point Vibrational Energy (zpe) 2664.2 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 2420.4 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/6-311G**
B
1.31514

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.351
Be2 0.000 0.000 -1.022
H3 0.000 0.000 1.279

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.37230.9285
Be21.37232.3009
H30.92852.3009

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 HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.693      
2 Be 0.416      
3 H 0.277      


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 1.308 1.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.703 0.000 0.000
y 0.000 -11.703 0.000
z 0.000 0.000 -11.457
Traceless
 xyz
x -0.123 0.000 0.000
y 0.000 -0.123 0.000
z 0.000 0.000 0.246
Polar
3z2-r20.492
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 4.118 0.000 0.000
y 0.000 4.118 0.000
z 0.000 0.000 3.422


<r2> (average value of r2) Å2
<r2> 14.053
(<r2>)1/2 3.749