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Which of the following salt will evolve ...

Which of the following salt will evolve sulphur dioxide gas along with formation of yellowish turbidity when treated with dilute `H_(2)SO_(4)` ?

A

Sodium sulphide

B

Sodium sulphite

C

Sodium thiosuphate

D

Sodium sulphate

Text Solution

Verified by Experts

The correct Answer is:
C
`S_(2)O_(3)^(2-)+"dil." H_(2)SO_(4) overset(Delta)to SO_(2)uarr` (Suffocating gas) `2Cl^(-)+Sdarr ("yellow turbidity or white turbidity") +H_(2)O`
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RESONANCE-QUALITATIVE ANALYSIS (ANION)-Additional Problems for Self Practice (APSP)
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  2. When Kl is added to acidified solution fo sodium nitrite,

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  3. Zinc pieces are added to acidified solution of SO(3)^(2-). Gas liberat...

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  4. A substance on treatment with dilute H(2)SO(4) liberates a colourless ...

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  5. Ammonium molybdate test is used for the estimation of :

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  6. A colourless gas is dissolved in water and the resulting solution turn...

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  7. When Ag reacts with conc. HCl, then products will be :

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  8. Which of the following salt will evolve sulphur dioxide gas along with...

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  9. Aqueous solution of a salt + MgSO(4) solution to no precipitate in col...

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  10. In the test for iodine, I(2) is treated with sodium thiosulphate (Na(2...

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  11. With Cr(2)O(3), colour of the bead in sodium carbonate bead test is :

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  12. Which metal gives violet colour in oxidising flame when heated with bo...

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  13. KBr, on reaction with conc. H(2)SO(4), gives reddish-brown gas :

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  14. An inorganic salt when heated evolves colured gas which bleaches moist...

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  15. Which of the following halide is soluble in water ?

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  16. Which of the following radical can not be confirmed by using dil. HCl ...

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  17. When K(2)Cr(2)O(7) is heated with conc. H(2)SO(4) and soluble chloride...

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  18. A white solid imparts a violet colour to a Bunsen flame. On being heat...

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  19. NaCl, NaBr, NaI mixture on adding conc. H(2)SO(4) gives gases, respect...

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  20. Potassium chromate solution is added to an aqueous solution of a metal...

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