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

using model chemistry: QCISD(T)=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-462.927538
Energy at 298.15K-462.929378
HF Energy-462.134868
Nuclear repulsion energy187.696787
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 QCISD(T)=FULL/aug-cc-pVDZ
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 1746 1694        
2 A1 876 850        
3 A1 802 778        
4 A1 513 497        
5 B1 793 770        
6 B1 167 162        
7 B2 1007 976        
8 B2 673 652        
9 B2 494 479        

Unscaled Zero Point Vibrational Energy (zpe) 3535.0 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 3429.3 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 QCISD(T)=FULL/aug-cc-pVDZ
ABC
0.39782 0.13809 0.10251

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.705
O2 0.000 0.000 -1.923
Mg3 0.000 0.000 1.539
O4 0.000 1.151 0.071
O5 0.000 -1.151 0.071

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.21802.24391.38831.3883
O21.21803.46192.30262.3026
Mg32.24393.46191.86501.8650
O41.38832.30261.86502.3018
O51.38832.30261.86502.3018

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 85.896 C1 O5 Mg3 85.896
O2 C1 O4 124.002 O2 C1 O5 124.002
O4 C1 O5 111.997 O4 Mg3 O5 76.211
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability