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

using model chemistry: QCISD(T)/aug-cc-pVDZ

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(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-587.109494
Energy at 298.15K-587.112257
HF Energy-586.342950
Nuclear repulsion energy252.584379
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(T)/aug-cc-pVDZ
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 1296 1267        
2 A1 962 941        
3 A1 684 669        
4 A1 342 334        
5 A1 191 186        
6 A2 104 102        
7 B1 839 820        
8 B1 103 101        
9 B2 1531 1497        
10 B2 712 696        
11 B2 366 358        
12 B2 346 338        

Unscaled Zero Point Vibrational Energy (zpe) 3737.3 cm-1
Scaled (by 0.9778) Zero Point Vibrational Energy (zpe) 3654.3 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(T)/aug-cc-pVDZ
ABC
0.20412 0.06281 0.04803

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.572
O2 0.000 0.000 0.798
O3 0.000 1.140 -1.179
O4 0.000 -1.140 -1.179
Na5 0.000 2.221 0.723
Na6 0.000 -2.221 0.723

Atom - Atom Distances (Å)
  C1 O2 O3 O4 Na5 Na6
C11.36961.29141.29142.57112.5711
O21.36962.28172.28172.22242.2224
O31.29142.28172.27972.18793.8618
O41.29142.28172.27973.86182.1879
Na52.57112.22242.18793.86184.4422
Na62.57112.22243.86182.18794.4422

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 88.077 C1 O2 Na6 88.077
C1 O3 Na5 91.582 C1 O4 Na6 91.582
O2 C1 O3 118.036 O2 C1 O4 118.036
O2 Na5 O3 62.306 O2 Na6 O4 62.306
O3 C1 O4 123.929 Na5 O2 Na6 176.153
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability