Na4CO4 crystallizes in the tetragonal I-42m space group. Na(1) is bonded in a 5-coordinate geometry to five equivalent O(1) atoms. C(1) is bonded in a tetrahedral geometry to four equivalent O(1) atoms. O(1) is bonded in a distorted single-bond geometry to five equivalent Na(1) and one C(1) atom.
Na4CO4 crystallizes in the tetragonal I-42m space group. Na(1) is bonded in a 5-coordinate geometry to five equivalent O(1) atoms. There are a spread of Na(1)-O(1) bond distances ranging from 2.22-2.54 Å. C(1) is bonded in a tetrahedral geometry to four equivalent O(1) atoms. All C(1)-O(1) bond lengths are 1.42 Å. O(1) is bonded in a distorted single-bond geometry to five equivalent Na(1) and one C(1) atom.