Citation: Croguennec, L; Deniard, P; Brec, R; Couzi, M; Sourisseau, C; Fourquet, J L; Calage, Y (1997). Structural and spectroscopic evidence for hydrogen bonding induced (N H4)(+) cation ordering in $-beta-(N H4)2 Fe F5 at low temperature. Journal of Solid State Chemistry, 131, pp. 189-197.
Formula: F5 Fe H8 N2
Chemical name:Diammonium catena-pentafluoroferrate(III) - $-beta