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All results from a given calculation for MgOH (magnesium hydroxide)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-275.883764
Energy at 298.15K-275.884570
HF Energy-275.883764
Nuclear repulsion energy35.081026
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 B1B95/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3996 3815 32.13      
2 A' 734 701 33.88      
3 A' 300 287 129.45      

Unscaled Zero Point Vibrational Energy (zpe) 2515.2 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 2401.5 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 B1B95/6-31G**
ABC
41.59424 0.49189 0.48614

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.032 0.998 0.000
Mg2 0.032 -0.805 0.000
H3 -0.641 1.676 0.000

Atom - Atom Distances (Å)
  O1 Mg2 H3
O11.80280.9552
Mg21.80282.5703
H30.95522.5703

picture of magnesium hydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Mg2 O1 H3 135.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.786      
2 Mg 0.492      
3 H 0.294      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.047 -1.276 0.000 1.651
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.165 -2.204 0.000
y -2.204 -17.699 0.000
z 0.000 0.000 -16.407
Traceless
 xyz
x 1.888 -2.204 0.000
y -2.204 -1.913 0.000
z 0.000 0.000 0.025
Polar
3z2-r20.051
x2-y22.534
xy-2.204
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.089 -0.127 0.000
y -0.127 6.559 0.000
z 0.000 0.000 7.755


<r2> (average value of r2) Å2
<r2> 29.239
(<r2>)1/2 5.407