Gọi tên các phức chất sau ạ

`[Zn(OH)_4]^{2-}`: tetrahydroxozincate(II) 

`[Al(OH)_4]^-` : tetrahydroxoaluminate(III)

`[CuCl_2]^{-}`: dichlorocuprate(I) 

`[Co(NH_3)_6]^{2+}`: hexaammine cobalt(II)

`[Fe(H_2O)_6]^{2+}`: hexaaqua iron(II)

`Ni(H_2O)_6]^{2+}:` hexaaquanickel(II)

`[Fe(H_2O)_6]SO_4:`hexaaqua iron(II)sulfate

`K_4[FeF_6]:`potassium hexaflouroferrate(II)

`K_3[Cr(OH)_6]`: potassium hexahydroxochromate(III)