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

using model chemistry: M06-2X/aug-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 M06-2X/aug-cc-pVDZ
 hartrees
Energy at 0K-463.820679
Energy at 298.15K-463.822633
HF Energy-463.820679
Nuclear repulsion energy190.081654
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 M06-2X/aug-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 1835 1835 556.23      
2 A1 951 951 85.95      
3 A1 847 847 23.13      
4 A1 543 543 108.17      
5 B1 824 824 18.70      
6 B1 171 171 45.17      
7 B2 1101 1101 601.90      
8 B2 703 703 0.29      
9 B2 515 515 6.15      

Unscaled Zero Point Vibrational Energy (zpe) 3744.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3744.6 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 M06-2X/aug-cc-pVDZ
ABC
0.41083 0.14103 0.10499

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.698
O2 0.000 0.000 -1.902
Mg3 0.000 0.000 1.523
O4 0.000 1.133 0.070
O5 0.000 -1.133 0.070

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.20442.22101.36831.3683
O21.20443.42552.27432.2743
Mg32.22103.42551.84241.8424
O41.36832.27431.84242.2651
O51.36832.27431.84242.2651

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 86.204 C1 O5 Mg3 86.204
O2 C1 O4 124.134 O2 C1 O5 124.134
O4 C1 O5 111.731 O4 Mg3 O5 75.861
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.661      
2 O -0.506      
3 Mg 1.411      
4 O -0.783      
5 O -0.783      


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 12.086 12.086
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.625 0.000 0.000
y 0.000 -37.287 0.000
z 0.000 0.000 -16.601
Traceless
 xyz
x -0.681 0.000 0.000
y 0.000 -15.174 0.000
z 0.000 0.000 15.855
Polar
3z2-r231.710
x2-y29.662
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.086 0.000 0.000
y 0.000 4.912 0.000
z 0.000 0.000 8.311


<r2> (average value of r2) Å2
<r2> 97.284
(<r2>)1/2 9.863