Materials Data on K2PtO6 by Materials Project
K2PtO6 crystallizes in the trigonal R-3 space group. The structure is three-dimensional. K is bonded in a 9-coordinate geometry to nine equivalent O atoms. There are a spread of K–O bond distances ranging from 2.90–2.95 Å. Pt is bonded in an octahedral geometry to six equivalent O atoms. All Pt–O bond lengths are 1.90 Å. O is bonded in a 1-coordinate geometry to three equivalent K and one Pt atom.