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

using model chemistry: QCISD/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 QCISD/6-31G*
 hartrees
Energy at 0K-586.963685
Energy at 298.15K-586.966542
HF Energy-586.281655
Nuclear repulsion energy255.239076
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 QCISD/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 1368 1303 567.00      
2 A1 1012 964 80.13      
3 A1 705 671 2.48      
4 A1 359 342 48.29      
5 A1 205 195 23.51      
6 A2 111 105 0.00      
7 B1 856 815 29.70      
8 B1 99 94 52.11      
9 B2 1622 1545 731.53      
10 B2 744 709 11.29      
11 B2 385 366 126.51      
12 B2 370 352 9.24      

Unscaled Zero Point Vibrational Energy (zpe) 3917.9 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 3731.0 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 QCISD/6-31G*
ABC
0.20602 0.06468 0.04923

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.570
O2 0.000 0.000 0.789
O3 0.000 1.132 -1.173
O4 0.000 -1.132 -1.173
Na5 0.000 2.186 0.722
Na6 0.000 -2.186 0.722

Atom - Atom Distances (Å)
  C1 O2 O3 O4 Na5 Na6
C11.35991.28241.28242.53902.5390
O21.35992.26562.26562.18662.1866
O31.28242.26562.26402.16803.8205
O41.28242.26562.26403.82052.1680
Na52.53902.18662.16803.82054.3711
Na62.53902.18663.82052.16804.3711

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 88.226 C1 O2 Na6 88.226
C1 O3 Na5 91.047 C1 O4 Na6 91.047
O2 C1 O3 118.028 O2 C1 O4 118.028
O2 Na5 O3 62.698 O2 Na6 O4 62.698
O3 C1 O4 123.944 Na5 O2 Na6 176.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability