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A metal ion 'X' reacts with NaOH to give...

A metal ion 'X' reacts with `NaOH` to give a white ppt. precipitate can be oxidised by 4-6 drops of conc. `H_(2)O_(2)`, when yellowish brown coloured solution is formed. The metal ion 'X' is:

A

`Hg^(2+)`

B

`Bi^(3+)`

C

`Cu^(2+)`

D

`Pb^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
B
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(i) An aqueous solution of a white coloured compound (A) on reaction with HCl gives a white precipitate of compound (B) . (ii) (B) becomes soluble in chlorine water with the formation of (C) (iii) (C) reacts with KI to give a precipitate which becomes solube in excess of it forming a compount (D) . the compound (D) is used for detecting ammonium salts. (iv) (B) and (C) both, on treatement with SnCl_(2) give a grey precipitate of (E) . (v) When conc. H_(2)SO_(4) is added slowly into a mixture of cold solutions of (A) and FeSO_(4) is added slowly into a mixture of cold solutions of (A) and FeSO_(4) , a brown ring of compound (F) is formed. Compound (A) contains ... ions.

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GRB PUBLICATION-SALT ANALYSIS-L: Miscellaneous
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  2. An inorganic salt solution 'M' gives white precipitate with Pb(OAc)(2)...

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  3. The mixture of salts NaCI,NaBr, NaI on adding conc. H(2)SO(4) and foll...

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  4. Compound 'A' and 'C' may be:

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  5. Aq. Solution of 'A' overset(Na(2)S(2)O(3))underset("solution")rarr vio...

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  6. Brown fumes gas Salt 'A' and gas 'B' are:

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  7. Brown fumes of 'X' + Blue coloured solution of 'Y' Here 'Y' is:

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  8. Concentrated solution of which salt gives white precipitate with ferri...

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  9. Choose the correct statements from the following:

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  10. Which of the following compound is not soluble in conc. (50%) HNO(3)?

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  11. Silver is not produced when:

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  12. Which of the following compound gives a black precipitate with ammonia...

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  13. Which of the following cations give black precipitate with H(2)S gas a...

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  14. Here, white ppt. of ['Y'] is:

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  15. Addition of SnCI(2) to HgCI(2) gives a ppt. which is:

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  16. A metal ion 'X' reacts with NaOH to give a white ppt. precipitate can ...

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  17. Which of the following metal sulphide is soluble in hot and conc. HNO(...

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  18. Which of the following metal cation gives yellow ppt. with pyrogallol ...

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  19. With 'X' cation [Fe(CN)(6)]^(4-) gives prussian blue colouration due t...

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  20. Turnbull's blue is formed when Fe^(+2) ions are added to K(3)[Fe(CN)(6...

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