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When KI(excess) is added to I:CuSO 4 ​ ...

When KI(excess) is added to I:CuSO 4 ​ II:HgCl 2 ​ III:Pb(NO 3 ​ ) 2 ​

A

A white ppt of Cul in l, a orange ppt `Hgl_(2)` in II and a yellow ppt `Pbl_(2)` in III

B

A white ppt of Cul in l, an orange ppt dissolving to `Hgl_(4)^(2-)` in II, and a yellow ppt of `Pbl_(2)` in III

C

A white ppt of Cul, Hgl, and `Pbl_(2)` in each case

D

None is correct

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When KI (excess) is added to a.CuSO4 b.HgCl2 c.Pb(NO3)2 1)a white ppt. of Cul in I, an orange ppt. H g I 2 , in II and a yellow ppt. P b I 2 , in III 2)a white ppt. of CuI in I, an orange ppt. dissoloving to H g I 2 − 4 in II, and an yellow ppt. of P b I 2 in III 3)a white ppt. of C u I , H g I 2 and P b I 2 in each case 4)none of the above is correct

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