title: Tetrapotassium disodium decavanadate(V) decahydrate.
abstract: The title compound, K(4)Na(2)[V(10)O(28)].10H(2)O, is isostructural with the known disodium tetraammonium salt of the centrosymmetric [V(10)O(18)](6-) anion.
authors.affiliation: Instituto de Tecnologia Química e Biológica, Universidade Nova de Lisboa, Apartado 127, P-2780 Oeiras, Portugal.
authors.forename: P M
authors.initials: PM
authors.lastname: Matias
authors.forename: J C
authors.initials: JC
authors.lastname: Pessoa J
authors.forename: M T
authors.initials: MT
authors.lastname: Duarte
authors.forename: C
authors.initials: C
authors.lastname: Madeira