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Dilute Hydrochloride acid contains Cl- i...

Dilute Hydrochloride acid contains `Cl-` ions but it does not give positive chromyl chloride test, why?

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Because in presence of water chromic acid is obtained in place of chromyl chloride.
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RESONANCE ENGLISH-QUALITATIVE ANALYSIS (ANION)-Exercise-1
  1. STATEMENT-1 : Henry's law and Raoult's law are not independent, i.e., ...

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  2. Thermal decomposition of a Mn compound (X) at 513 K results in compoun...

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  3. Dilute Hydrochloride acid contains Cl- ions but it does not give posit...

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  4. Identify the gas A, B and C.

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  5. Why heavy metal chlorides such as Hg(2)Cl(2), AgCl, PbCl(2) etc. do no...

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  6. Why is a freshly prepared solution of FeSO(4) used for the detection o...

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  7. Interfering radicals interfere the test of

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  8. In which of the following reagents, the white precipitate fo PbSO(4) i...

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  9. How will you distinguish between sulphite and sulphate ions?

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  10. A current of 2.0 A when passed for 5 hrs through a molten slat deposit...

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  11. Which of the following can evolve more than one gas (vapour) if heated...

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  12. Zinc sulphide reacts with dilute H(2)SO(4) to liberate which gas.

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  13. Which of the following metal carbonates liberate. CO(2)(g) on heating ...

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  14. In which of the following reactions a brown coloured gas is evolved ?

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  15. An electric kettle has two coils. When one of these is switched on, th...

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  16. The hottest part of the flame of a Bunsen burner is the

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  17. Metal (M) shows crimson red colour in flame test and its halide is del...

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  18. In Borax bead test, metal oxides react with B(2)O(3) and form a colour...

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  19. Which one of the following ions does not give borax bead test ?

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  20. Concrete is produced form a mixture of cement, water and small stones....

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