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

using model chemistry: B2PLYP=FULL/6-311G**

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/6-311G**
 hartrees
Energy at 0K-463.693460
Energy at 298.15K-463.695306
HF Energy-463.383177
Nuclear repulsion energy188.451088
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/6-311G**
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 1802 1802 409.42      
2 A1 898 898 82.56      
3 A1 815 815 4.54      
4 A1 531 531 80.32      
5 B1 803 803 15.07      
6 B1 164 164 43.62      
7 B2 964 964 513.79      
8 B2 674 674 0.81      
9 B2 489 489 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 3569.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3569.8 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 B2PLYP=FULL/6-311G**
ABC
0.40398 0.13846 0.10312

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.708
O2 0.000 0.000 -1.910
Mg3 0.000 0.000 1.545
O4 0.000 1.142 0.062
O5 0.000 -1.142 0.062

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.20282.25241.37721.3772
O21.20283.45522.27922.2792
Mg32.25243.45521.87181.8718
O41.37722.27921.87182.2842
O51.37722.27921.87182.2842

picture of Magnesium Carbonate state 1 conformation 1
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