DOI: 10.17188/1304234
title: Materials Data on Zr2N2O by Materials Project

description: Zr2ON2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are sixteen inequivalent Zr4+ sites. In the first Zr4+ site, Zr4+ is bonded in a 6-coordinate geometry to two N3- and four O2- atoms. There are one shorter (2.10 Å) and one longer (2.28 Å) Zr–N bond lengths. There are a spread of Zr–O bond distances ranging from 2.03–2.38 Å. In the second Zr4+ site, Zr4+ is bonded in a hexagonal planar geometry to four N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 1.92–2.18 Å. There are one shorter (1.97 Å) and one longer (2.14 Å) Zr–O bond lengths. In the third Zr4+ site, Zr4+ is bonded in a 1-coordinate geometry to one Zr4+, two N3-, and two O2- atoms. The Zr–Zr bond length is 2.39 Å. There are one shorter (2.21 Å) and one longer (2.46 Å) Zr–N bond lengths. There are one shorter (1.95 Å) and one longer (2.25 Å) Zr–O bond lengths. In the fourth Zr4+ site, Zr4+ is bonded in a 3-coordinate geometry to one Zr4+, five N3-, and one O2- atom. The Zr–Zr bond length is 2.20 Å. There are a spread of Zr–N bond distances ranging from 1.77–2.63 Å. The Zr–O bond length is 1.99 Å. In the fifth Zr4+ site, Zr4+ is bonded in a 5-coordinate geometry to four N3- and one O2- atom. There are a spread of Zr–N bond distances ranging from 1.64–2.11 Å. The Zr–O bond length is 2.44 Å. In the sixth Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to three Zr4+, four N3-, and three O2- atoms. The Zr–Zr bond length is 2.25 Å. There are a spread of Zr–N bond distances ranging from 2.34–2.59 Å. There are a spread of Zr–O bond distances ranging from 2.16–2.47 Å. In the seventh Zr4+ site, Zr4+ is bonded in a 4-coordinate geometry to four N3- atoms. There are a spread of Zr–N bond distances ranging from 1.90–2.28 Å. In the eighth Zr4+ site, Zr4+ is bonded in a distorted single-bond geometry to four N3- atoms. There are a spread of Zr–N bond distances ranging from 1.47–2.55 Å. In the ninth Zr4+ site, Zr4+ is bonded in a 1-coordinate geometry to three N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.08–2.56 Å. There is one shorter (1.58 Å) and one longer (2.35 Å) Zr–O bond length. In the tenth Zr4+ site, Zr4+ is bonded in a 10-coordinate geometry to two Zr4+, four N3-, and four O2- atoms. The Zr–Zr bond length is 2.27 Å. There are a spread of Zr–N bond distances ranging from 2.36–2.53 Å. There are a spread of Zr–O bond distances ranging from 2.22–2.80 Å. In the eleventh Zr4+ site, Zr4+ is bonded in a 6-coordinate geometry to four N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.10–2.43 Å. There are one shorter (2.07 Å) and one longer (2.34 Å) Zr–O bond lengths. In the twelfth Zr4+ site, Zr4+ is bonded in a 10-coordinate geometry to three Zr4+, four N3-, and three O2- atoms. There are one shorter (2.26 Å) and one longer (2.28 Å) Zr–Zr bond lengths. There are a spread of Zr–N bond distances ranging from 2.38–2.55 Å. There are a spread of Zr–O bond distances ranging from 2.20–2.70 Å. In the thirteenth Zr4+ site, Zr4+ is bonded in a 2-coordinate geometry to four N3- and one O2- atom. There are a spread of Zr–N bond distances ranging from 1.59–2.42 Å. The Zr–O bond length is 1.87 Å. In the fourteenth Zr4+ site, Zr4+ is bonded in a 1-coordinate geometry to one Zr4+, five N3-, and one O2- atom. There are a spread of Zr–N bond distances ranging from 2.03–2.75 Å. The Zr–O bond length is 2.56 Å. In the fifteenth Zr4+ site, Zr4+ is bonded in a 1-coordinate geometry to one Zr4+, three N3-, and three O2- atoms. There are a spread of Zr–N bond distances ranging from 2.03–2.36 Å. There are a spread of Zr–O bond distances ranging from 1.78–2.54 Å. In the sixteenth Zr4+ site, Zr4+ is bonded in a 6-coordinate geometry to four N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.05–2.36 Å. There are one shorter (2.11 Å) and one longer (2.32 Å) Zr–O bond lengths. There are sixteen inequivalent N3- sites. In the first N3- site, N3- is bonded in a 1-coordinate geometry to three Zr4+, one N3-, and one O2- atom. The N–N bond length is 2.42 Å. The N–O bond length is 2.00 Å. In the second N3- site, N3- is bonded in a 6-coordinate geometry to four Zr4+ and two O2- atoms. There are one shorter (2.21 Å) and one longer (2.24 Å) N–O bond lengths. In the third N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ atoms. In the fourth N3- site, N3- is bonded in a 2-coordinate geometry to three Zr4+, one N3-, and three O2- atoms. The N–N bond length is 2.32 Å. There are a spread of N–O bond distances ranging from 2.35–2.74 Å. In the fifth N3- site, N3- is bonded in a 3-coordinate geometry to four Zr4+ atoms. In the sixth N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ and one N3- atom. The N–N bond length is 2.42 Å. In the seventh N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ atoms. In the eighth N3- site, N3- is bonded in a 5-coordinate geometry to four Zr4+ and one O2- atom. The N–O bond length is 2.77 Å. In the ninth N3- site, N3- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the tenth N3- site, N3- is bonded in a 1-coordinate geometry to three Zr4+ and two O2- atoms. There are one shorter (2.36 Å) and one longer (2.39 Å) N–O bond lengths. In the eleventh N3- site, N3- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the twelfth N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ atoms. In the thirteenth N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ and three N3- atoms. In the fourteenth N3- site, N3- is bonded in a 2-coordinate geometry to three Zr4+ atoms. In the fifteenth N3- site, N3- is bonded in a 1-coordinate geometry to four Zr4+ and one N3- atom. The N–N bond length is 2.00 Å. In the sixteenth N3- site, N3- is bonded in a 7-coordinate geometry to four Zr4+, one N3-, and two O2- atoms. There are one shorter (2.00 Å) and one longer (2.44 Å) N–O bond lengths. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to four Zr4+ and three N3- atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to four Zr4+ and one N3- atom. In the third O2- site, O2- is bonded in a 1-coordinate geometry to four Zr4+, two N3-, and one O2- atom. The O–O bond length is 2.46 Å. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to three Zr4+, one N3-, and one O2- atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to four Zr4+ and one N3- atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to four Zr4+ and one N3- atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to four Zr4+ and one N3- atom. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ and one N3- atom.