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	hartrees
Energy at 0K	-587.136594
Energy at 298.15K	-587.139489
HF Energy	-586.308614
Nuclear repulsion energy	255.351471

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	1331	1257	572.10
2	A₁	992	937	111.15
3	A₁	706	667	1.23
4	A₁	364	343	49.01
5	A₁	206	194	21.86
6	A₂	109	103	0.00
7	B₁	861	813	12.23
8	B₁	110	104	50.52
9	B₂	1608	1519	744.18
10	B₂	737	696	18.42
11	B₂	386	365	140.52
12	B₂	370	349	3.30

Atom	y (Å)	z (Å)
C1	0.000	-0.565
O2	0.000	0.795
O3	1.125	-1.167
O4	-1.125	-1.167
Na5	2.197	0.714
Na6	-2.197	0.714

	C1	O2	O3	O4	Na5	Na6
C1		1.3600	1.2759	1.2759	2.5419	2.5419
O2	1.3600		2.2613	2.2613	2.1982	2.1982
O3	1.2759	2.2613		2.2504	2.1643	3.8172
O4	1.2759	2.2613	2.2504		3.8172	2.1643
Na5	2.5419	2.1982	2.1643	3.8172		4.3934
Na6	2.5419	2.1982	3.8172	2.1643	4.3934

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O2	Na5	87.886	C1	O2	Na6	87.886
C1	O3	Na5	91.547	C1	O4	Na6	91.547
O2	C1	O3	118.128	O2	C1	O4	118.128
O2	Na5	O3	62.439	O2	Na6	O4	62.439
O3	C1	O4	123.745	Na5	O2	Na6	175.772

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

using model chemistry: MP2/6-31G(2df,p)

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for Na2CO3 (Sodium Carbonate)

using model chemistry: MP2/6-31G(2df,p)

States and conformations

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