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Sulphur dioxide is not recognized by...

Sulphur dioxide is not recognized by

A

odour test

B

litmus paper test

C

acidified `K_(2)Cr_(2)O_(7)`

D

colour test

Text Solution

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The correct Answer is:
D
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BHARATI BHAWAN (ENGLISH)-PRACTICALS -EXERCISE
  1. Mohr's salt is

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  2. The bleaching action of sulphur dioxide is due to

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  3. Sulphur dioxide is not recognized by

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  4. The products formed when sodium sulphite is made to react with dilute ...

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  5. When SO(2) gas is passed through an acidified solution of K(2)Cr(2)O(7...

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  6. Name the substance which is used to prepare blue-black ink

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  7. Sulphur dioxide gas is dried by passing through concentrated H(2)SO(4)...

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  8. Sulphur dioxide gas should not be inhaled directly because

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  9. When a flower bleached by sulphur dioxide is brought in contact with a...

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  10. When SO(2) gas is allowed to react with acidified potassium dichroma...

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  11. Metals that lie above hydrogen in the actively series are know as

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  12. In the reaction Mg + CuSO(4) to MgSO(4) + Cu, Mg acts as

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  13. Iron displaces copper from copper sulphate solution because

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  14. When a piece of iron is placed in a solution of copper sulphate, the b...

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  15. A reddish-brown metal which lies below hydrogen in the activity series...

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  16. Metallic zinc displaces hydrogen from dilute acids and water because

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  17. The metal which can react both with acids and alkalis to produce hydro...

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  18. When zinc powder is heated with sodium hydroxide solution , the substa...

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  19. When a piece of zinc is added to blue copper sulphate solution, the so...

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  20. The order of rectivity of Zn, Fe, Cu and Al is

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