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When KI (excess) is added to a.CuSO4 b....

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

A

a white ppt. of Cul in l, an orange ppt. `Hgl_2` in II and a yellow ppt. `Pbl_2` in III

B

a white ppt. of Cul in I, an orange ppt. dissolving to `Hgl_(4)^(2-)` in II, and an yellow ppt. of `Pbl_2` in II

C

a white ppt. of Cul, `Hgl_2` and `Pbl_2` in each case

D

none of the above is correct

Text Solution

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The correct Answer is:
B
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BRILLIANT PUBLICATION-THE D-AND F-BLOCK ELEMENTS-QUESTIONS (LEVEL-III)
  1. When KI (excess) is added to a.CuSO4 b.HgCl2 c.Pb(NO3)2 1)a...

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  2. A metal M which is not affected by strong acids like conc. HNO3 conc. ...

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  3. The acidic, basic or amphoteric nature of Mn2 O7 ,V2O5, and CrO are re...

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  4. An inorganic compound on strong heating gave a blackish brown powder a...

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  5. MnO(2) overset(I)(to)MnO(4)^(2-)overset(II)(to)MnO(4)^(-) I and II are

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  6. Identify the product and its colour when MnO2 is fused with solid KOH ...

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  7. When manganous salt is fused with a mixture of KNO3 and solid NaOH, th...

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  8. Consider following statements, I. The size of the lanthanide M^(3+) io...

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  9. Most transition metals I:forms sets of compounds which display differe...

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  10. [Fe(H2 O)5 NO]^(2+) is brown-ring complex. In this complex

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  11. When K2 CrO4 is added to CuSO4 solution, there is formation of CuCrO4...

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  12. Select the correct statements(s)

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  13. Which of the following statements are true?

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  14. Although +3 is the characteristic oxidation state for lanthanoids, cer...

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  15. Select correct statements.

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  16. When CO2 is passed into aqueous

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  17. Select correct statements (s)

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  18. Which of the following statements are correct

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  19. Amongst the following, identify the species with an atom in +6 oxidati...

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  20. Which metals are present in german silver?

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  21. The complex forming tendency of a transition metal depends upon:

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