1.

The only cations present in a slightly acidic solution are Fe^(3+),Zn^(2+) and Cu^(2+) . The reagent that when added in excess to this solution would identify and separate Fe^(3+) in one step is

Answer»

2 M HCl
`6M NH_(3)`
`6M NaOH`
`H_(2)S` gas

Answer :D


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