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

using model chemistry: B2PLYP=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-463.560830
Energy at 298.15K-463.562665
HF Energy-463.315768
Nuclear repulsion energy187.903063
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 B2PLYP=FULL/6-31+G**
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 1775 1688 470.90      
2 A1 900 856 91.52      
3 A1 810 770 7.65      
4 A1 527 501 92.52      
5 B1 795 756 14.78      
6 B1 168 160 42.71      
7 B2 994 945 555.38      
8 B2 669 637 0.02      
9 B2 484 460 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 3561.2 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 3386.7 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 B2PLYP=FULL/6-31+G**
ABC
0.40308 0.13744 0.10249

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.707
O2 0.000 0.000 -1.921
Mg3 0.000 0.000 1.548
O4 0.000 1.143 0.065
O5 0.000 -1.143 0.065

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.21362.25561.37971.3797
O21.21363.46922.29142.2914
Mg32.25563.46921.87291.8729
O41.37972.29141.87292.2868
O51.37972.29141.87292.2868

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 86.409 C1 O5 Mg3 86.409
O2 C1 O4 124.034 O2 C1 O5 124.034
O4 C1 O5 111.933 O4 Mg3 O5 75.250
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability