Na2RuO7 crystallizes in the triclinic P1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(7) atom. In the second Na site, Na(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(6), and one O(7) atom. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(12), one O(13), one O(14), one O(8), and one O(9) atom. In the fourth Na site, Na(4) is bonded in a 6-coordinate geometry to one O(11), one O(12), one O(13), one O(14), one O(8), and one O(9) atom. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a trigonal planar geometry to one O(14), one O(2), and one O(3) atom. In the second Ru site, Ru(2) is bonded in a trigonal planar geometry to one O(1), one O(12), and one O(13) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Na(1), one Na(2), and one Ru(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one Ru(1) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one Ru(1) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one Na(1) and one O(9) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one O(7) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one O(11) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one O(5) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one O(10) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one O(4) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one O(8) atom. In the eleventh O site, O(11) is bonded in a water-like geometry to one Na(4) and one O(6) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one Ru(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(3), one Na(4), and one Ru(2) atom. In the fourteenth O site, O(14) is bonded in a trigonal planar geometry to one Na(3), one Na(4), and one Ru(1) atom.
Na2RuO7 crystallizes in the triclinic P1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(7) atom. The Na(1)-O(1) bond length is 2.31 Å. The Na(1)-O(2) bond length is 2.51 Å. The Na(1)-O(3) bond length is 2.35 Å. The Na(1)-O(4) bond length is 2.62 Å. The Na(1)-O(6) bond length is 2.52 Å. The Na(1)-O(7) bond length is 2.60 Å. In the second Na site, Na(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(6), and one O(7) atom. The Na(2)-O(1) bond length is 2.32 Å. The Na(2)-O(2) bond length is 2.37 Å. The Na(2)-O(3) bond length is 2.35 Å. The Na(2)-O(6) bond length is 2.59 Å. The Na(2)-O(7) bond length is 2.84 Å. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(12), one O(13), one O(14), one O(8), and one O(9) atom. The Na(3)-O(12) bond length is 2.35 Å. The Na(3)-O(13) bond length is 2.37 Å. The Na(3)-O(14) bond length is 2.33 Å. The Na(3)-O(8) bond length is 2.82 Å. The Na(3)-O(9) bond length is 2.60 Å. In the fourth Na site, Na(4) is bonded in a 6-coordinate geometry to one O(11), one O(12), one O(13), one O(14), one O(8), and one O(9) atom. The Na(4)-O(11) bond length is 2.60 Å. The Na(4)-O(12) bond length is 2.35 Å. The Na(4)-O(13) bond length is 2.50 Å. The Na(4)-O(14) bond length is 2.31 Å. The Na(4)-O(8) bond length is 2.62 Å. The Na(4)-O(9) bond length is 2.52 Å. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a trigonal planar geometry to one O(14), one O(2), and one O(3) atom. The Ru(1)-O(14) bond length is 1.78 Å. The Ru(1)-O(2) bond length is 1.74 Å. The Ru(1)-O(3) bond length is 1.76 Å. In the second Ru site, Ru(2) is bonded in a trigonal planar geometry to one O(1), one O(12), and one O(13) atom. The Ru(2)-O(1) bond length is 1.78 Å. The Ru(2)-O(12) bond length is 1.76 Å. The Ru(2)-O(13) bond length is 1.73 Å. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Na(1), one Na(2), and one Ru(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one Ru(1) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one Ru(1) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one Na(1) and one O(9) atom. The O(4)-O(9) bond length is 1.29 Å. In the fifth O site, O(5) is bonded in a single-bond geometry to one O(7) atom. The O(5)-O(7) bond length is 1.26 Å. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one O(11) atom. The O(6)-O(11) bond length is 1.29 Å. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one O(5) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one O(10) atom. The O(8)-O(10) bond length is 1.26 Å. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one O(4) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one O(8) atom. In the eleventh O site, O(11) is bonded in a water-like geometry to one Na(4) and one O(6) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Na(3), one Na(4), and one Ru(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Na(3), one Na(4), and one Ru(2) atom. In the fourteenth O site, O(14) is bonded in a trigonal planar geometry to one Na(3), one Na(4), and one Ru(1) atom.