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When an article is bleached by SO(2) it ...

When an article is bleached by `SO_(2)` it loses its colour. The colour can be restored by :

A

exposure to air

B

heating

C

dilution

D

none of these

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The correct Answer is:
A
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RESONANCE ENGLISH-NITROGEN & OXYGEN FAMILY-Exercise 2
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  2. Alkaline KI is oxidised by ozone to :

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  3. NH(3) can't be obtained by :

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  4. When H(2)S is passed through nitric acid and acidified KMnO(4) solutio...

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  5. Ammonia reacts with red -hot cupric oxide to produce

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  6. Phosphine is obtained by the reaction when:

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  7. When ammonia is oxidsed by oxygen in the presence of platinum at 800^(...

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  8. Substances burn more readily in N(2)O than in air because N(2)O:

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  9. Which of the following is called mixed anhydride ?

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  10. When an article is bleached by SO(2) it loses its colour. The colour c...

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  11. The true statement for the acids of phosphorus, H(3)PO(2), H(3)PO(3) a...

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  12. Which of the following does not have S-S linkage but have O-O linkage ...

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  13. The true statement for the acids of phosphorus, H(3)PO(2), H(3)PO(3) a...

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  14. 240 coulombs of electricity is passed through a soluton of dilute supl...

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  15. The reaction of SO(2) with PCl(5) yield two oxohalides A and B. What i...

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  16. Which of the following is wheat fruit?

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  17. The aqeous solution of hydrogen peroxide:

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  18. Consider the following compounds : (i) sulpher dioxide (ii) hydrog...

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  19. Bleaching of a fabric cloth is done using A and excess of chlorine is ...

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  20. Aqueous hypo solution on reaction with aqueous AgNO(3) gives :

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