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A substance X when heated with conc. H2S...

A substance X when heated with conc. `H_2SO_4` , liberates a gas which turns starch paper blue. The substance X is

A

`Nal`

B

`NaBr`

C

`NaCl`

D

`NaNO_3`

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AAKASH SERIES-REVISION EXERCISE -VIIA GROUP ELEMENTS
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  2. Correct trends from ClO^(-) to ClO4^- are A) Oxidation ability decr...

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  3. Br2+NaOHrarrNaBrO3+H2O In the above balanced chemical equation, number...

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  4. The aqeous solution of which of the following salt will have the lowes...

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  5. Charge distribution in iodine monochloride is best represented as

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  6. No gas is liberated when the following HX is treated with MnO(2)and co...

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  7. Gaseous HCl is a poor conductor of electricity while its aqueous solut...

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  8. Which of the following does not form precipitate with AgNO3 ?

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  9. Concentrated hydrochloric acid when kept in open air sometimes produce...

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  10. Which redical can bring about the highest oxidation state of a transit...

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  11. A substance X when heated with conc. H2SO4 , liberates a gas which tur...

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  12. A halogen (x) reacts with sulphur gives a compound (y) .(y) reacts wit...

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  13. If Cl(2) gas is passed into aqueous solution of KI containing some C C...

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  14. Which statement is incorrect

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  15. Oxidising power of chlorine in aqueous solution can be determined by t...

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  16. Among the following ion the one that cannot undergo disproportionation

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  17. Interhalogen compounds are more reactive than the corresponding haloge...

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  18. Which of the following is used in the estimation of carbon monoxide?

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  19. Which of the following is not the characteristic of interhalogen compo...

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  20. Oxide that is prepared by dehydration of strongest oxidising agent is

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