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A mixture, on heating with conc. H(2)SO(...

A mixture, on heating with conc. `H_(2)SO_(4)` and `MnO_(2)` , librates brown vapour of

A

`Br_(2)`

B

`NO_(2)`

C

HBr

D

`I_(2)`

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The correct Answer is:
A
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MOTION-Salt Analysis-Exercise - 1
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  2. A salt gives violet vapours when treated with conc. H(2)SO(4), it cont...

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  3. A mixture, on heating with conc. H(2)SO(4) and MnO(2) , librates brown...

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  4. Nitrate is confirmed by ring test. The brown colour of the ring is du...

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  5. A metal salt solution gives a yellow ppt with silver nitrates . The pp...

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  6. When K2 Cr2 O7 crystals are heated with conc. HCl, the gas evolved is

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  7. Which of the following gives a precipitate with Pb(NO(3))(2) but not w...

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  8. Nessler's reagent is used to detect

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  9. Which one of the following can be used in place of NH(4)Cl for the ide...

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  10. An element (X) forms compounds of the formuls XCl(3),X(2)O(5) and Ca(3...

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  11. An aqueous solution of a substance gives a white precipitate on treat...

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  12. Which of the following pairs of ions would be expected to form precipi...

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  13. A blue colouration is not obtained when

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  14. Which of the following is soluble in yellow ammonium sulphide ?

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  15. Nessleers reagent is

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  16. If NaOH is added to an aqueous solution of zinc ions a white ppt appea...

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  17. Mark the compound which is soluble in hot water

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  18. Sometimes yellow turbidity appears while passing H(2)S gas even in the...

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  19. CuSO(4) decolourises on addition of KCN, the product is

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  20. A metal salt solution forms a yellow ppt with potassium chromate in ac...

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