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

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-462.890617
Energy at 298.15K-462.892533
HF Energy-462.166874
Nuclear repulsion energy189.357495
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 CCD/TZVP
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 1865 1768 551.58      
2 A1 956 907 114.88      
3 A1 839 795 14.30      
4 A1 538 510 120.55      
5 B1 830 787 28.29      
6 B1 157 148 56.93      
7 B2 1094 1037 556.28      
8 B2 705 668 0.01      
9 B2 503 477 11.77      

Unscaled Zero Point Vibrational Energy (zpe) 3743.4 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 3548.8 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 CCD/TZVP
ABC
0.41523 0.13836 0.10378

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.711
O2 0.000 0.000 -1.908
Mg3 0.000 0.000 1.547
O4 0.000 1.127 0.060
O5 0.000 -1.127 0.060

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.19792.25771.36501.3650
O21.19793.45562.26822.2682
Mg32.25773.45561.86551.8655
O41.36502.26821.86552.2531
O51.36502.26821.86552.2531

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 87.231 C1 O5 Mg3 87.231
O2 C1 O4 124.380 O2 C1 O5 124.380
O4 C1 O5 111.240 O4 Mg3 O5 74.298
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability