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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-899.118788
Energy at 298.15K-899.122310
HF Energy-899.118788
Nuclear repulsion energy381.128149
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 B1B95/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 1169 1124 253.76      
2 A1 780 750 247.20      
3 A1 729 700 46.64      
4 A1 558 536 7.65      
5 A1 375 360 49.00      
6 A2 343 329 0.00      
7 B1 1339 1287 219.37      
8 B1 516 496 39.56      
9 B1 100 96 40.43      
10 B2 763 733 348.55      
11 B2 609 585 6.74      
12 B2 438 421 2.15      

Unscaled Zero Point Vibrational Energy (zpe) 3858.5 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 3708.8 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 B1B95/cc-pVDZ
ABC
0.17002 0.08062 0.07936

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 -1.898
S2 0.000 0.000 0.592
O3 0.000 1.224 -0.490
O4 0.000 -1.224 -0.490
O5 -1.266 0.000 1.322
O6 1.266 0.000 1.322

Atom - Atom Distances (Å)
  Mg1 S2 O3 O4 O5 O6
Mg12.48981.86561.86563.45983.4598
S22.48981.63331.63331.46121.4612
O31.86561.63332.44752.52632.5263
O41.86561.63332.44752.52632.5263
O53.45981.46122.52632.52632.5314
O63.45981.46122.52632.52632.5314

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 90.481 Mg1 O4 S2 90.481
O3 Mg1 O4 81.987 O3 S2 O4 97.051
O3 S2 O5 109.326 O3 S2 O6 109.326
O4 S2 O5 109.326 O4 S2 O6 109.326
O5 S2 O6 120.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Mg 0.866      
2 S 1.123      
3 O -0.564      
4 O -0.564      
5 O -0.431      
6 O -0.431      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -12.100 12.100
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.752 0.000 0.000
y 0.000 -47.978 0.000
z 0.000 0.000 -18.524
Traceless
 xyz
x -12.502 0.000 0.000
y 0.000 -15.840 0.000
z 0.000 0.000 28.341
Polar
3z2-r256.682
x2-y22.225
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.533 0.000 0.000
y 0.000 4.526 0.000
z 0.000 0.000 8.654


<r2> (average value of r2) Å2
<r2> 153.598
(<r2>)1/2 12.393