Table 3. Comparative geometric parameters (Å) of cyanidonitridometalates of chromate(V) and manganate(V).

	[Cr(CN)4(N)]2−a	[Mn(CN)4(N)]2−b	[Cr(CN)5(N)]3−c	[Mn(CN)5(N)]3−c
M N	1.538 (2)	1.507 (2)	1.594 (9)	1.499 (8)
M—Ccis	2.040 (3)–2.068 (3)	1.974 (2)–1.995 (2)	2.039 (7)–2.08 (2)	1.985 (6)–2.001 (7)
M—Ctrans			2.299 (12)	2.243 (7)
M—oopd	0.449	0.436	0.255	0.222

Notes: (a) this work; (b) Bendix et al. (1998 ▶); (c) Bendix et al. (2000 ▶); (d) oop = out-of-plane.