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

using model chemistry: CCSD/TZVP

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/TZVP
 hartrees
Energy at 0K-462.901401
Energy at 298.15K-462.903286
HF Energy-462.166175
Nuclear repulsion energy188.962605
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/TZVP
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 1839 1755 508.57      
2 A1 942 899 109.91      
3 A1 829 791 9.26      
4 A1 532 508 114.01      
5 B1 819 782 25.41      
6 B1 155 148 54.93      
7 B2 1058 1010 521.23      
8 B2 695 663 0.01      
9 B2 496 473 9.62      

Unscaled Zero Point Vibrational Energy (zpe) 3682.0 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 3514.1 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 CCSD/TZVP
ABC
0.41262 0.13795 0.10339

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.711
O2 0.000 0.000 -1.912
Mg3 0.000 0.000 1.549
O4 0.000 1.130 0.060
O5 0.000 -1.130 0.060

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.20092.26001.36801.3680
O21.20093.46092.27272.2727
Mg32.26003.46091.86931.8693
O41.36802.27271.86932.2602
O51.36802.27271.86932.2602

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 87.105 C1 O5 Mg3 87.105
O2 C1 O4 124.301 O2 C1 O5 124.301
O4 C1 O5 111.398 O4 Mg3 O5 74.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability