1.

Which of the following is a polynuclear compound

Answer»

`[Co(NH_3)_4Cl_2]CL`
`NaFe[FE(CN)_6]`
`[Cr(H_2O)_5Cl]Cl_2`
`[Co_2(NH_3)_6(OH)_3]Cl_3`

Answer :D


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