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You are given the following meterials ...

You are given the following meterials
(i) Marble chips (ii) Dilute hydrochloric acid (iii) Zinc granules
Identify the type of reaction when marble chips and zinc granules are added separately to acid taken in tubes. Write chemical equations in each case.

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DINESH PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS -Long Answer Questions
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  2. In the electrolysis of water : (i) Name the gas collected at the cat...

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  3. (a) Why is it necessary to balance a chemical equation ? (b) Write t...

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  4. It has been found that marbles of Taj are getting corroded due to deve...

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  5. (i) Solid calcium oxide was taken in a container and water was added s...

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  6. Identify the type of chemical reaction in the following statements and...

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  7. Write balanced chemical equations for the following statements : (i)...

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  8. (a) List two observations that are noticed when an iron nail is put in...

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  9. You are given the following meterials (i) Marble chips (ii) Dilute h...

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  10. On adding a drop of barium chloride solution to an aqueous solution of...

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  11. Balance the following chemical equations and identify the type of reac...

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  12. (a) Explain why : respiration is an exothermic reaction (b) A colour...

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  13. (a) Explain the term "rancidity". What damage is caused by rancidity ?...

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  14. (a) Why are decomposition reactions called the opposite of combination...

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  15. On heating blue coloured powder of copper (II) nitrate in a boiling tu...

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  16. Give the characteristic tests for the following gases : (a) CO(2) (b)...

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  17. What happens when piece of (a) zinc metal is added to copper sulphat...

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  18. What happens when zinc granules are treated with dilute solutio of H(2...

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  19. On adding a drop of barium chloride solution to an aqueous solution of...

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  20. You are provided with two containers made up of copper and aluminium. ...

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