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All results from a given calculation for Na2CO3 (Sodium Carbonate)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-586.683096
Energy at 298.15K-586.685738
HF Energy-586.216134
Nuclear repulsion energy248.861288
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 MP2/SDD
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 1171 1131 543.98      
2 A1 865 835 153.50      
3 A1 634 612 0.61      
4 A1 336 324 53.52      
5 A1 189 182 24.21      
6 A2 115 111 0.00      
7 B1 752 726 27.25      
8 B1 122 117 66.42      
9 B2 1492 1440 730.46      
10 B2 676 652 15.34      
11 B2 366 353 107.99      
12 B2 326 315 14.47      

Unscaled Zero Point Vibrational Energy (zpe) 3521.7 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 3399.5 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 MP2/SDD
ABC
0.19112 0.06287 0.04731

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.618
O2 0.000 0.000 0.816
O3 0.000 1.181 -1.211
O4 0.000 -1.181 -1.211
Na5 0.000 2.205 0.753
Na6 0.000 -2.205 0.753

Atom - Atom Distances (Å)
  C1 O2 O3 O4 Na5 Na6
C11.43421.32121.32122.59662.5966
O21.43422.34572.34572.20582.2058
O31.32122.34572.36152.21513.9142
O41.32122.34572.36153.91422.2151
Na52.59662.20582.21513.91424.4099
Na62.59662.20583.91422.21514.4099

picture of Sodium Carbonate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 Na5 88.370 C1 O2 Na6 88.370
C1 O3 Na5 90.885 C1 O4 Na6 90.885
O2 C1 O3 116.655 O2 C1 O4 116.655
O2 Na5 O3 64.091 O2 Na6 O4 64.091
O3 C1 O4 126.690 Na5 O2 Na6 176.740
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability