17. Put in order of increasing rate of substitution by H₂O the complexes [Co(NH₃)₆]³⁺, [Rh(NH₃)₆]³⁺, [Ir(NH₃)₆]³⁺, [Mn(H₂O)₆]²⁺,[Ni(H₂O)₆]²⁺. (A) [Ir(NH₃)₆]³⁺ ＜ [Rh(NH₃)₆]³⁺ ＜ [Co(NH₃)₆]³⁺ ＜ [Ni(OH₂)₆]²⁺ ＜ [Mn(OH₂)₆]²⁺. (B) [Ir(NH₃)₆]³⁺ ＜ [Rh(NH₃)₆]³⁺ ＜ [Co(NH₃)₆]³⁺ ＜ [Mn(OH₂)₆]²⁺ ＜ [Ni(OH₂)₆]²⁺. (C) [Co(NH₃)₆]³⁺ ＜ [Mn(OH₂)₆]²⁺ ＜ [Ni(OH₂)₆]²⁺ ＜ [Ir(NH₃)₆]³⁺ ＜ [Rh(NH₃)₆]³⁺. (D) [Ni(OH₂)₆]²⁺ ＜ [Mn(OH₂)₆]²⁺ ＜ [Ir(NH₃)₆]³⁺ ＜ [Rh(NH₃)₆]³⁺ ＜ [Co(NH₃)₆]³⁺. (E) None of the above is correct