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

using model chemistry: wB97X-D/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-463.901776
Energy at 298.15K-463.903717
HF Energy-463.901776
Nuclear repulsion energy190.565873
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/cc-pVTZ
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 1838 1758 530.87      
2 A1 950 908 87.74      
3 A1 841 804 21.41      
4 A1 536 512 110.18      
5 B1 836 800 18.16      
6 B1 167 160 46.25      
7 B2 1095 1047 589.32      
8 B2 699 668 0.00      
9 B2 513 491 6.41      

Unscaled Zero Point Vibrational Energy (zpe) 3737.4 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 3572.9 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/cc-pVTZ
ABC
0.41347 0.14162 0.10549

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.697
O2 0.000 0.000 -1.896
Mg3 0.000 0.000 1.522
O4 0.000 1.129 0.067
O5 0.000 -1.129 0.067

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.19902.21901.36301.3630
O21.19903.41802.26432.2643
Mg32.21903.41801.84181.8418
O41.36302.26431.84182.2579
O51.36302.26431.84182.2579

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 86.276 C1 O5 Mg3 86.276
O2 C1 O4 124.080 O2 C1 O5 124.080
O4 C1 O5 111.839 O4 Mg3 O5 75.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability