ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 54

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A student placed $Zn$ rod in ${FeSO}_{4}$ solution. After $10$ hours when rod was taken out and it was observed that:

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Important Questions on Chemical Reactions and Equations

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10th CBSE

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ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 55

Which of the following solution is coloured?

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10th CBSE

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ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 56

Aqueous solution of which of the following is colourless?

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ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 57

In which form zinc metal is used from laboratory to prepare hydrogen?