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

using model chemistry: CID/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 CID/6-311G*
 hartrees
Energy at 0K-897.404175
Energy at 298.15K-897.408114
HF Energy-896.617296
Nuclear repulsion energy388.948972
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 CID/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 1266 1176 332.00      
2 A1 894 830 272.09      
3 A1 796 740 107.00      
4 A1 623 579 8.12      
5 A1 420 390 73.51      
6 A2 403 375 0.00      
7 B1 1443 1341 360.50      
8 B1 607 564 71.83      
9 B1 120 111 46.59      
10 B2 874 812 462.23      
11 B2 682 633 2.26      
12 B2 490 456 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 4308.0 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 4002.6 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 CID/6-311G*
ABC
0.18140 0.08257 0.08108

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 -1.907
S2 0.000 0.000 0.585
O3 0.000 1.180 -0.461
O4 0.000 -1.180 -0.461
O5 -1.229 0.000 1.306
O6 1.229 0.000 1.306

Atom - Atom Distances (Å)
  Mg1 S2 O3 O4 O5 O6
Mg12.49241.86671.86673.44053.4405
S22.49241.57741.57741.42521.4252
O31.86671.57742.36102.45532.4553
O41.86671.57742.36102.45532.4553
O53.44051.42522.45532.45532.4588
O63.44051.42522.45532.45532.4588

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 92.325 Mg1 O4 S2 92.325
O3 Mg1 O4 78.452 O3 S2 O4 96.898
O3 S2 O5 109.606 O3 S2 O6 109.606
O4 S2 O5 109.606 O4 S2 O6 109.606
O5 S2 O6 119.219
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability