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

using model chemistry: wB97X-D/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/TZVP
 hartrees
Energy at 0K-463.872195
Energy at 298.15K-463.874079
HF Energy-463.872195
Nuclear repulsion energy189.485113
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 wB97X-D/TZVP
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 1840 1757 534.61      
2 A1 950 907 98.54      
3 A1 828 790 14.31      
4 A1 529 505 114.88      
5 B1 827 790 23.97      
6 B1 160 153 53.67      
7 B2 1074 1026 556.17      
8 B2 686 655 0.20      
9 B2 485 463 10.09      

Unscaled Zero Point Vibrational Energy (zpe) 3688.9 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 3522.9 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 wB97X-D/TZVP
ABC
0.41593 0.13853 0.10392

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.709
O2 0.000 0.000 -1.908
Mg3 0.000 0.000 1.546
O4 0.000 1.126 0.060
O5 0.000 -1.126 0.060

Atom - Atom Distances (Å)
  C1 O2 Mg3 O4 O5
C11.19872.25501.36331.3633
O21.19873.45372.26712.2671
Mg32.25503.45371.86401.8640
O41.36332.26711.86402.2512
O51.36332.26711.86402.2512

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 87.202 C1 O5 Mg3 87.202
O2 C1 O4 124.349 O2 C1 O5 124.349
O4 C1 O5 111.302 O4 Mg3 O5 74.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.419      
2 O -0.373      
3 Mg 1.374      
4 O -0.710      
5 O -0.710      


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 12.914 12.914
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.161 0.000 0.000
y 0.000 -37.984 0.000
z 0.000 0.000 -15.877
Traceless
 xyz
x -0.230 0.000 0.000
y 0.000 -16.465 0.000
z 0.000 0.000 16.696
Polar
3z2-r233.391
x2-y210.823
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.039 0.000 0.000
y 0.000 4.004 0.000
z 0.000 0.000 7.917


<r2> (average value of r2) Å2
<r2> 98.011
(<r2>)1/2 9.900