return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CISD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CISD/6-31G
 hartrees
Energy at 0K-586.571643
Energy at 298.15K-586.574496
HF Energy-586.163242
Nuclear repulsion energy253.215936
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 CISD/6-31G
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 1310 1229 567.28      
2 A1 972 912 83.18      
3 A1 690 647 0.78      
4 A1 358 335 52.92      
5 A1 198 186 25.28      
6 A2 119 111 0.00      
7 B1 817 766 60.70      
8 B1 119 112 61.70      
9 B2 1590 1491 744.30      
10 B2 731 686 15.50      
11 B2 384 360 124.12      
12 B2 352 330 5.09      

Unscaled Zero Point Vibrational Energy (zpe) 3819.6 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 3582.0 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 CISD/6-31G
ABC
0.20102 0.06432 0.04873

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.593
O2 0.000 0.000 0.796
O3 0.000 1.157 -1.184
O4 0.000 -1.157 -1.184
Na5 0.000 2.184 0.733
Na6 0.000 -2.184 0.733

Atom - Atom Distances (Å)
  C1 O2 O3 O4 Na5 Na6
C11.38881.29921.29922.55482.5548
O21.38882.29292.29292.18462.1846
O31.29922.29292.31412.17443.8516
O41.29922.29292.31413.85162.1744
Na52.55482.18462.17443.85164.3675
Na62.55482.18463.85162.17444.3675

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 88.352 C1 O2 Na6 88.352
C1 O3 Na5 91.126 C1 O4 Na6 91.126
O2 C1 O3 117.049 O2 C1 O4 117.049
O2 Na5 O3 63.473 O2 Na6 O4 63.473
O3 C1 O4 125.902 Na5 O2 Na6 176.703
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability