In step-III if `Pb(CH_(3)CO O)_(2)` is added without acidifying the solution with `CH_(3)CO OH` then possibel product may be :

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In step-III if `Pb(CH_(3)CO O)_(2)` is added without acidifying the solution with `CH_(3)CO OH` then possibel ... . `Na_(2)CrO_(4)` D. `Na_(2)PbO_(2)`

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