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

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-583.296910
Energy at 298.15K-583.299833
HF Energy-582.855595
Nuclear repulsion energy255.670680
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 CCD/3-21G
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 1259 1224 507.49      
2 A1 933 907 112.87      
3 A1 696 677 0.15      
4 A1 374 364 48.52      
5 A1 219 213 19.88      
6 A2 116 113 0.00      
7 B1 804 782 49.26      
8 B1 112 109 56.74      
9 B2 1582 1538 717.12      
10 B2 740 719 19.94      
11 B2 404 392 103.63      
12 B2 371 361 28.76      

Unscaled Zero Point Vibrational Energy (zpe) 3804.5 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 3699.1 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 CCD/3-21G
ABC
0.20203 0.06682 0.05022

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.594
O2 0.000 0.000 0.815
O3 0.000 1.158 -1.180
O4 0.000 -1.158 -1.180
Na5 0.000 2.134 0.724
Na6 0.000 -2.134 0.724

Atom - Atom Distances (Å)
  C1 O2 O3 O4 Na5 Na6
C11.40871.29741.29742.50822.5082
O21.40872.30602.30602.13592.1359
O31.29742.30602.31552.13933.8025
O41.29742.30602.31553.80252.1393
Na52.50822.13592.13933.80254.2680
Na62.50822.13593.80252.13934.2680

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 87.564 C1 O2 Na6 87.564
C1 O3 Na5 90.321 C1 O4 Na6 90.321
O2 C1 O3 116.830 O2 C1 O4 116.830
O2 Na5 O3 65.285 O2 Na6 O4 65.285
O3 C1 O4 126.340 Na5 O2 Na6 175.128
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability