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

using model chemistry: B1B95/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-463.932438
Energy at 298.15K-463.934367
HF Energy-463.932438
Nuclear repulsion energy190.870707
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-pVTZ
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 1831 1752 451.39      
2 A1 945 904 73.67      
3 A1 845 809 15.67      
4 A1 540 517 90.44      
5 B1 824 789 15.31      
6 B1 167 160 41.80      
7 B2 1066 1020 565.79      
8 B2 699 669 0.17      
9 B2 504 482 2.88      

Unscaled Zero Point Vibrational Energy (zpe) 3710.2 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 3551.1 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/cc-pVTZ
ABC
0.41264 0.14251 0.10593

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.693
O2 0.000 0.000 -1.891
Mg3 0.000 0.000 1.517
O4 0.000 1.130 0.067
O5 0.000 -1.130 0.067

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.19822.20971.36181.3618
O21.19823.40792.26082.2608
Mg32.20973.40791.83821.8382
O41.36182.26081.83822.2601
O51.36182.26081.83822.2601

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 85.982 C1 O5 Mg3 85.982
O2 C1 O4 123.917 O2 C1 O5 123.917
O4 C1 O5 112.167 O4 Mg3 O5 75.869
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.448      
2 O -0.330      
3 Mg 0.701      
4 O -0.409      
5 O -0.409      


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 11.520 11.520
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.045 0.000 0.000
y 0.000 -36.414 0.000
z 0.000 0.000 -16.830
Traceless
 xyz
x -0.422 0.000 0.000
y 0.000 -14.477 0.000
z 0.000 0.000 14.899
Polar
3z2-r229.799
x2-y29.370
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.667 0.000 0.000
y 0.000 4.516 0.000
z 0.000 0.000 8.710


<r2> (average value of r2) Å2
<r2> 96.319
(<r2>)1/2 9.814