Na2C is Fluorite structured and crystallizes in the cubic Fm-3m space group. Na(1) is bonded to four equivalent C(1) atoms to form a mixture of corner and edge-sharing NaC4 tetrahedra. C(1) is bonded in a body-centered cubic geometry to eight equivalent Na(1) atoms.
Na2C is Fluorite structured and crystallizes in the cubic Fm-3m space group. Na(1) is bonded to four equivalent C(1) atoms to form a mixture of corner and edge-sharing NaC4 tetrahedra. All Na(1)-C(1) bond lengths are 2.70 Å. C(1) is bonded in a body-centered cubic geometry to eight equivalent Na(1) atoms.