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A suspension containing insoluble substa...

A suspension containing insoluble substances `ZnS, MnS, HgS, Ag_(2)S` and `FeS`, is treated with `2N HCl`.On filtering, the filtrate contains appreciable amounts of which one of the following ?

A

Zinc and mercury

B

Silver and iron

C

Manganese and mercury

D

Zinc, manganese and iron

Text Solution

Verified by Experts

The correct Answer is:
D
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GRB PUBLICATION-SALT ANALYSIS-J: IVth Group Cations
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  2. Dimethyl glyoxime in a suitable solvent was refluxed for 10 minutes wi...

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  3. Which of the following cation does not give red colour precipitate/sol...

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  4. A metal M and its compound can give the following observable changes i...

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  5. An aqueous solution contains both Al^(3+) & Zn^(2+).To this solution N...

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  6. A solution containing SCN^(-) ions can be used to test one or more out...

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  7. The auxiliary reagent in group-IV reagent is:

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  8. To avoid the precipitation of hydroxides of Ni^(2+),Co^(2+),Mn^(2+) al...

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  9. A blue colouration (in solution or precipitate) is not obtained when:

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  10. In the fourth group, white precipitate of Mn(OH)(2) on heating with Pb...

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  11. A coloured solution of a salt gives following reactions: I. It gives...

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  12. Zn(OH)(2)darr is soluble in:

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  13. Which of the following metal sulphides has maximum solubility in water...

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  14. A reddish pink substance on heating gives off a vapour which condenses...

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  15. Among the following, buff colour metal sulphide is:

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  16. Black colour compound A is insoluble in HCI solution but soluble in aq...

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  17. When H(2)S gas a passed through an ammonical salt solution X, a slight...

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  18. Buff coloured cyanide compound (A) reacts with excess of KCN in presen...

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  19. Among the following, brownish black colour metal sulphide is:

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  20. How many structural isomers can be possible for yellow complex?

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