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The reagment (s) that can selectively p...

The reagment (s) that can selectively precipitate `S^(2-)` from a mixture of `S^(2-)` and `SO_(4)^(2-)` in aqueous solution is (are)

A

`CuCl_2`

B

`BaCl_2`

C

`Pb(OOCCH_(3))_(2)`

D

`Na_(2)[Fe(CN)_(5)NO]`

Text Solution

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The correct Answer is:
A
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  5. pH of an aqueous 1 xx 10^(-8) M NaOH solution is

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  6. The pH of 1 xx 10^(-3) M H(2)O(2) solution (K(a)=2.2 xx 10^(-12)) is

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  7. The pH of an aqueous solution of 0.01 M CH(3)COONH(4)" at "25^@C is (...

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  8. The equilibrium: 2Cu^(1) Leftrightarrow Cu^0+ Cu^(u) in aqueous medium...

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  9. How many litres of water must be added to 1 L of an aqueous solution o...

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  10. The K(sp) of Ag(2)CrO(4) is 1.1xx10^(-12) at 298K. The solubility (in ...

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  11. The reagment (s) that can selectively precipitate S^(2-) from a mixtu...

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  12. pK(a) of a weak acid (HA) and pB(b) of a weak base (BOH) are 3.2 and 3...

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  13. In the following reaction, ZnO is respectively acting as a/an (i) Zn...

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  14. An alkali is titrated against an acid with methyl orange as indicator,...

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  15. An aqueous solution contains an unknown concentratioon of Ba^(2+), Whe...

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  16. Which of the following are Lewis acids?

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  17. An aqueous solution contains 0.10 M H2S and 0.20 M HCl. If the equilib...

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  18. Following four solution are prepared by mixing different volumes of Na...

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  19. Calculate the volume of water required to dissolve0.1g lead (II) chlor...

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  20. Dilution processes of different aqueous solutions with water are given...

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