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

using model chemistry: CCSD/aug-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 CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-463.097555
Energy at 298.15K-463.099513
HF Energy-462.208471
Nuclear repulsion energy189.937718
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 CCSD/aug-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 1822 1742 560.32      
2 A1 944 903 105.08      
3 A1 846 809 23.18      
4 A1 544 520 113.26      
5 B1 840 802 19.15      
6 B1 168 161 47.18      
7 B2 1100 1052 590.38      
8 B2 710 678 0.23      
9 B2 516 494 8.83      

Unscaled Zero Point Vibrational Energy (zpe) 3745.3 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 3579.7 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 CCSD/aug-cc-pVTZ
ABC
0.41257 0.14031 0.10470

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.700
O2 0.000 0.000 -1.902
Mg3 0.000 0.000 1.531
O4 0.000 1.130 0.065
O5 0.000 -1.130 0.065

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.20182.23181.36511.3651
O21.20183.43362.26892.2689
Mg32.23183.43361.85121.8512
O41.36512.26891.85122.2603
O51.36512.26891.85122.2603

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 86.489 C1 O5 Mg3 86.489
O2 C1 O4 124.115 O2 C1 O5 124.115
O4 C1 O5 111.770 O4 Mg3 O5 75.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability