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

using model chemistry: B2PLYP=FULLultrafine/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULLultrafine/6-31G
 hartrees
Energy at 0K-463.358297
Energy at 298.15K 
HF Energy-463.181067
Nuclear repulsion energy183.627156
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=FULLultrafine/6-31G
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 1719 1719 327.49      
2 A1 819 819 80.16      
3 A1 753 753 0.52      
4 A1 500 500 72.46      
5 B1 717 717 16.90      
6 B1 160 160 48.45      
7 B2 831 831 402.89      
8 B2 617 617 13.17      
9 B2 455 455 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 3286.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3286.1 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=FULLultrafine/6-31G
ABC
0.38607 0.13098 0.09780

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.739
O2 0.000 0.000 -1.968
Mg3 0.000 0.000 1.582
O4 0.000 1.168 0.075
O5 0.000 -1.168 0.075

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.22952.32061.42391.4239
O21.22953.55012.35392.3539
Mg32.32063.55011.90651.9065
O41.42392.35391.90652.3366
O51.42392.35391.90652.3366

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 87.072 C1 O5 Mg3 87.072
O2 C1 O4 124.864 O2 C1 O5 124.864
O4 C1 O5 110.272 O4 Mg3 O5 75.584
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability