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When H2S is passed through an ammoniacal...

When `H_2S` is passed through an ammoniacal salt solution X, a buff coloured precipitate is obtained. Then X can be a

A

`Co^2+` solution

B

`Mn^2+` solution

C

`Ni^2+` solution

D

`Zn^(2+)` solution

Text Solution

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The correct Answer is:
B
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FIITJEE-QUALITATIVE ANALYSIS -Assignment problemes(objective)(leve-I)
  1. A mixture of inorganic substances on treatment with dilute H2SO4 gives...

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  2. An aqueous solution of colourless metal sulphate M gives a white ppt w...

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  3. When H2S is passed through an ammoniacal salt solution X, a buff colou...

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  4. The reagent NH4CI and aq. NH3 will precipitate

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  5. The stopper of a bottle containing an ammonium salt is taken out. A st...

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  6. Identify the reagent that can be used to detect phosphate radical

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  7. A crystalline solid dissolves in walur lo give colourless solution. On...

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  8. Which is the correct order of K for Cus, ZnS and CdS?

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  9. Magneson reagent is used to detect

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  10. Fe(OH)3 and Cr(OH)3 precipitates are separated by

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  11. AgNO(3) gives red precipitate with

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  12. Which of the following pairs of lons cannot be separated by H2S in amm...

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  13. On adding conc. H2SO4to a salt, brown colouration was observed on the ...

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  14. What is the product obtained when MnSo, in solution is boiled with sod...

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  15. Which of the following would enable you to remove SO(4)^(2-) ions from...

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  16. Which one among the following pairs of ions cannot be separated by H2S...

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  17. Sr^(2+) can be precipitated by

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  18. When excess sodium thiosulphate is added to AgBr, the product formed i...

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  19. Nessler's reagent is

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  20. A black precipitate is obtained when H2S is passed through a dilute ac...

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