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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-463.891382
Energy at 298.15K-463.893269
HF Energy-463.891382
Nuclear repulsion energy189.687111
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 B1B95/6-311G**
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 1844 1771 438.44      
2 A1 940 902 71.54      
3 A1 828 795 10.47      
4 A1 534 513 84.37      
5 B1 821 788 17.87      
6 B1 165 158 44.43      
7 B2 1041 999 571.01      
8 B2 685 658 0.22      
9 B2 487 468 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 3672.6 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 3526.1 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 B1B95/6-311G**
ABC
0.41167 0.13982 0.10437

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.702
O2 0.000 0.000 -1.900
Mg3 0.000 0.000 1.539
O4 0.000 1.131 0.059
O5 0.000 -1.131 0.059

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.19772.24111.36391.3639
O21.19773.43872.26252.2625
Mg32.24113.43871.86251.8625
O41.36392.26251.86252.2628
O51.36392.26251.86252.2628

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 86.540 C1 O5 Mg3 86.540
O2 C1 O4 123.948 O2 C1 O5 123.948
O4 C1 O5 112.105 O4 Mg3 O5 74.815
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.566      
2 O -0.371      
3 Mg 0.909      
4 O -0.552      
5 O -0.552      


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 11.589 11.589
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.058 0.000 0.000
y 0.000 -36.889 0.000
z 0.000 0.000 -16.301
Traceless
 xyz
x -0.463 0.000 0.000
y 0.000 -15.209 0.000
z 0.000 0.000 15.672
Polar
3z2-r231.344
x2-y29.831
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.299 0.000 0.000
y 0.000 4.049 0.000
z 0.000 0.000 8.701


<r2> (average value of r2) Å2
<r2> 97.497
(<r2>)1/2 9.874