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All results from a given calculation for MgCO3 (Magnesium Carbonate)

using model chemistry: wB97X-D/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/CEP-31G*
 hartrees
Energy at 0K-54.431364
Energy at 298.15K-54.433216
HF Energy-54.431364
Nuclear repulsion energy64.357395
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 wB97X-D/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 A1 1832 1832 553.77      
2 A1 935 935 89.52      
3 A1 814 814 11.59      
4 A1 520 520 100.39      
5 B1 800 800 19.51      
6 B1 169 169 48.32      
7 B2 1069 1069 607.43      
8 B2 681 681 0.26      
9 B2 492 492 5.20      

Unscaled Zero Point Vibrational Energy (zpe) 3655.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3655.9 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 wB97X-D/CEP-31G*
ABC
0.40480 0.13828 0.10307

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.705
O2 0.000 0.000 -1.921
Mg3 0.000 0.000 1.539
O4 0.000 1.141 0.071
O5 0.000 -1.141 0.071

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.21622.24311.37951.3795
O21.21623.45932.29532.2953
Mg32.24313.45931.85911.8591
O41.37952.29531.85912.2819
O51.37952.29531.85912.2819

picture of Magnesium Carbonate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 Mg3 86.340 C1 O5 Mg3 86.340
O2 C1 O4 124.200 O2 C1 O5 124.200
O4 C1 O5 111.601 O4 Mg3 O5 75.720
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.121      
2 O -0.129      
3 Mg 0.874      
4 O -0.433      
5 O -0.433      


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 12.159 12.159
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.346 0.000 0.000
y 0.000 -35.544 0.000
z 0.000 0.000 -14.032
Traceless
 xyz
x -0.558 0.000 0.000
y 0.000 -15.855 0.000
z 0.000 0.000 16.414
Polar
3z2-r232.827
x2-y210.198
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.430 0.000 0.000
y 0.000 4.066 0.000
z 0.000 0.000 8.419


<r2> (average value of r2) Å2
<r2> 60.137
(<r2>)1/2 7.755