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

using model chemistry: mPW1PW91/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-90.580948
Energy at 298.15K-90.580787
HF Energy-90.580948
Nuclear repulsion energy17.508004
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 mPW1PW91/Def2TZVPP
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' 4064 4064 136.05 86.73 0.21 0.35
2 A' 1267 1267 119.73 4.53 0.62 0.77
3 A' 376 376 168.56 8.37 0.58 0.74

Unscaled Zero Point Vibrational Energy (zpe) 2853.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2853.7 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 mPW1PW91/Def2TZVPP
ABC
50.33121 1.31646 1.28290

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.048 -0.377 0.000
Be2 0.048 1.025 0.000
H3 -0.577 -1.089 0.000

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.40170.9477
Be21.40172.2044
H30.94772.2044

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 138.721
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.244      
2 Be 0.085      
3 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.025 -0.652 0.000 1.215
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.045 1.526 0.000
y 1.526 -12.233 0.000
z 0.000 0.000 -12.042
Traceless
 xyz
x 1.093 1.526 0.000
y 1.526 -0.689 0.000
z 0.000 0.000 -0.404
Polar
3z2-r2-0.807
x2-y21.188
xy1.526
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.925 0.126 0.000
y 0.126 4.071 0.000
z 0.000 0.000 4.657


<r2> (average value of r2) Å2
<r2> 14.238
(<r2>)1/2 3.773