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All results from a given calculation for MgSO4 (Magnesium Sulfate)

using model chemistry: MP3=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-897.971668
Energy at 298.15K-897.975603
HF Energy-896.731466
Nuclear repulsion energy390.980874
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 MP3=FULL/cc-pVTZ
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 1267 1181 287.60      
2 A1 880 820 265.14      
3 A1 810 755 89.55      
4 A1 619 578 6.94      
5 A1 416 388 63.47      
6 A2 402 375 0.00      
7 B1 1434 1338 299.26      
8 B1 592 552 50.19      
9 B1 106 99 43.53      
10 B2 869 810 436.09      
11 B2 696 649 0.01      
12 B2 502 468 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 4296.0 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 4006.5 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 MP3=FULL/cc-pVTZ
ABC
0.18031 0.08432 0.08302

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 -1.869
S2 0.000 0.000 0.570
O3 0.000 1.188 -0.464
O4 0.000 -1.188 -0.464
O5 -1.229 0.000 1.296
O6 1.229 0.000 1.296

Atom - Atom Distances (Å)
  Mg1 S2 O3 O4 O5 O6
Mg12.43891.84031.84033.39473.3947
S22.43891.57511.57511.42711.4271
O31.84031.57512.37682.45312.4531
O41.84031.57512.37682.45312.4531
O53.39471.42712.45312.45312.4578
O63.39471.42712.45312.45312.4578

picture of Magnesium Sulfate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Mg1 O3 S2 90.796 Mg1 O4 S2 90.796
O3 Mg1 O4 80.446 O3 S2 O4 97.962
O3 S2 O5 109.492 O3 S2 O6 109.492
O4 S2 O5 109.492 O4 S2 O6 109.492
O5 S2 O6 118.883
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability