Iron Nail and Copper Sulphate Reaction
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Questions and Answers

What type of reaction takes place when an iron nail is dipped in a solution of copper sulphate?

Displacement reaction

What is formed on the surface of the iron nail when it is dipped in copper sulphate solution?

A brown coating of copper

What change occurs in the color of the copper sulphate solution when an iron nail is dipped in it?

The color changes from light blue to light green

What does the reaction between iron and copper sulphate solution demonstrate about the reactivity of iron and copper?

<p>Iron is more reactive than copper</p> Signup and view all the answers

What type of reaction is represented by the reaction between iron and copper sulphate solution?

<p>Displacement reaction</p> Signup and view all the answers

True or False: The color of copper sulphate solution changes when an iron nail is dipped in it because iron displaces copper from the solution forming iron sulphate.

<p>True</p> Signup and view all the answers

What chemical reaction is exemplified by the iron nail dipped in copper sulphate solution?

<p>Displacement reaction</p> Signup and view all the answers

What color change is observed in the iron nail after being dipped in copper sulphate for about 30 minutes?

<p>Brownish</p> Signup and view all the answers

What color change is observed in the copper sulphate solution after the iron nail is dipped in it for about 30 minutes?

<p>Faded</p> Signup and view all the answers

What is formed in the solution after the iron nail displaces the copper in the copper sulphate solution?

<p>Iron sulfate</p> Signup and view all the answers

When H2S gas is passed through the blue solution of CuSO4, what black precipitate is obtained?

<p>Copper sulphide</p> Signup and view all the answers

What remains in the solution after the black precipitate of copper sulphide is obtained?

<p>Sulphuric acid</p> Signup and view all the answers

What type of reaction occurs when an iron nail is dipped in a copper sulfate solution?

<p>Displacement reaction</p> Signup and view all the answers

What happens to the iron nail in the reaction with copper sulfate?

<p>Iron displaces the copper</p> Signup and view all the answers

What product is formed when iron displaces copper in the copper sulfate solution?

<p>Copper</p> Signup and view all the answers

Write the balanced chemical equation for the reaction between iron and copper sulfate.

<p>Fe(s) + CuSO4 (aq) -&gt; FeSO4 (aq) + Cu(s)</p> Signup and view all the answers

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