1.

On the basis of the following observations made with aqueous solutions, how many of them have 6 secondary valencies ? {:("Formula","Moles of AgCl precipitated per mole of the compounds with excess" AgNO_(3)),((a) PdCl_(2).4NH_(3),""2),((b) NiCl_(2).6H_(2)O,""2),((c) PtCl_(4).2HCl,""0),((d) CoCl_(3).4NH_(3),""1),((e) PtCl_(2).2NH_(3),""0):}

Answer»


SOLUTION :`[Pd(NH_(3))_(4)]Cl_(2) ""[Ni(H_(2)O)_(6)]Cl_(2)`,
`H_(2)[PtCl_(6)],"" [Co(NH_(3))_(4)Cl_(2)]CL`,
`[PT(NH_(3))_(2)Cl_(2)]`


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