Materials Data on Na2Sb4O11 by Materials Project
Na2Sb4O11 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 1-coordinate geometry to three O2- atoms. There are a spread of Na–O bond distances ranging from 2.52–3.01 Å. In the second Na1+ site, Na1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Na–O bond distances ranging from 2.50–2.78 Å. In the third Na1+ site, Na1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Na–O bond distances ranging from 2.50–2.75 Å. In the fourth Na1+ site, Na1+ is bonded in a 1-coordinate geometry to one O2- atom. The Na–O bond length is 2.53 Å. There are eight inequivalent Sb5+ sites. In the first Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Sb–O bond distances ranging from 1.95–2.16 Å. In the second Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 48–55°. There are a spread of Sb–O bond distances ranging from 1.97–2.11 Å. In the third Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 33–48°. There are a spread of Sb–O bond distances ranging from 1.97–2.07 Å. In the fourth Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 33–48°. There are a spread of Sb–O bond distances ranging from 1.97–2.06 Å. In the fifth Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 33–48°. There are a spread of Sb–O bond distances ranging from 1.97–2.06 Å. In the sixth Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 33–48°. There are a spread of Sb–O bond distances ranging from 1.97–2.06 Å. In the seventh Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 48–55°. There are a spread of Sb–O bond distances ranging from 1.97–2.11 Å. In the eighth Sb5+ site, Sb5+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Sb–O bond distances ranging from 1.95–2.16 Å. There are twenty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to three Sb5+ atoms. In the second O2- site, O2- is bonded in a distorted water-like geometry to one Na1+ and two Sb5+ atoms. In the third O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Sb5+ atoms. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+ and two Sb5+ atoms. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+ and two Sb5+ atoms. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Sb5+ atoms. In the seventh O2- site, O2- is bonded in a distorted T-shaped geometry to three Sb5+ atoms. In the eighth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the ninth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the tenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the eleventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the twelfth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+ and two Sb5+ atoms. In the fourteenth O2- site, O2- is bonded in a distorted T-shaped geometry to three Sb5+ atoms. In the fifteenth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Sb5+ atoms. In the sixteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+ and two Sb5+ atoms. In the seventeenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+ and two Sb5+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted water-like geometry to two Sb5+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted water-like geometry to two Sb5+ atoms. In the twentieth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Sb5+ atoms. In the twenty-first O2- site, O2- is bonded in a water-like geometry to two Sb5+ atoms. In the twenty-second O2- site, O2- is bonded in a distorted water-like geometry to two Sb5+ atoms.