S^(2-) " and" SO_(3)^(2-) can be distinguished by : – InterviewSolution

1.	S^(2-) " and" SO_(3)^(2-) can be distinguished by :
Answer» `(CH_(3)CO O)_(2) Pb` `Cr_(2)O_(7)^(2-)// H^(+)` `Na_(2)[Fe (CN)_(5)NO]` `Zn + " dil." H_(2)SO_(4)` FOLLOWED by `(CH_(3)CO O)_(2)Pb` Answer :A::B::C

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