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

using model chemistry: B2PLYP=FULLultrafine/6-31+G**

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=FULLultrafine/6-31+G**
 hartrees
Energy at 0K-898.641319
Energy at 298.15K 
HF Energy-898.319830
Nuclear repulsion energy380.650567
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=FULLultrafine/6-31+G**
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 1141 1141 261.80      
2 A1 751 751 322.11      
3 A1 726 726 3.78      
4 A1 560 560 13.22      
5 A1 378 378 50.57      
6 A2 346 346 0.00      
7 B1 1307 1307 253.28      
8 B1 519 519 39.46      
9 B1 110 110 40.57      
10 B2 742 742 356.53      
11 B2 600 600 26.69      
12 B2 447 447 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 3813.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3813.0 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=FULLultrafine/6-31+G**
ABC
0.16998 0.08019 0.07914

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 -1.905
S2 0.000 0.000 0.590
O3 0.000 1.227 -0.487
O4 0.000 -1.227 -0.487
O5 -1.262 0.000 1.326
O6 1.262 0.000 1.326

Atom - Atom Distances (Å)
  Mg1 S2 O3 O4 O5 O6
Mg12.49471.87531.87533.46923.4692
S22.49471.63271.63271.46171.4617
O31.87531.63272.45462.52762.5276
O41.87531.63272.45462.52762.5276
O53.46921.46172.52762.52762.5250
O63.46921.46172.52762.52762.5250

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 90.384 Mg1 O4 S2 90.384
O3 Mg1 O4 81.758 O3 S2 O4 97.474
O3 S2 O5 109.414 O3 S2 O6 109.414
O4 S2 O5 109.414 O4 S2 O6 109.414
O5 S2 O6 119.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability