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Zinc pieces were placed in each of the f...

Zinc pieces were placed in each of the four test tubes containing different salt solutions as shown below:

In which cases will colour change be observed in solutions?

A

I and II

B

I and III

C

III and IV

D

I and IV

Text Solution

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The correct Answer is:
D
I and IV
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S CHAND IIT JEE FOUNDATION-METALS AND NON METALS-QUESTION BANK-15
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  2. Which of the following statements is incorrect?

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  3. Zinc pieces were placed in each of the four test tubes containing diff...

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  4. Four metals Zn, Fe, Cu and Al are taken and added to the following sol...

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  7. Write balanced chemical equations for the following reaction Calcium...

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  8. Write balanced chemical equations for the following reaction Reactio...

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  9. Write balanced chemical equations for the following reaction Reactio...

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  10. Write balanced chemical equations for the following reaction Reactio...

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  11. Write balanced chemical equations for the following reaction Reactio...

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  12. Write balanced chemical equations for the following reaction Reducti...

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  13. Write balanced chemical equations for the following reaction Reduct...

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  14. Write balanced chemical equations for the following reaction Iron an...

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  15. Write balanced chemical equations for the following reaction Zinc i...

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  16. Write balanced chemical equations for the following reaction Dry ch...

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  17. Write balanced chemical equations for the following reaction Burning...

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  18. Write balanced chemical equations for the following reaction Zinc ca...

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  19. Write balanced chemical equations for the following reaction Cinnaba...

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  20. An ore on treatment with dilute hydrochloric acid gives a smell like t...

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