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Materials : Metals And Non-Metals

Question
CBSEENSC8004855
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Explain why, zinc metal can displace copper from copper sulphate solution but copper cannot displace zinc from zinc sulphate solution.

Solution

(i) Zinc metal can displace copper from copper sulphate solution because zinc is more reactive than copper.

(ii) Copper cannot displace zinc from zinc sulphate solution because copper is less reactive than zinc.

Some More Questions From Materials : Metals And Non-Metals Chapter

Metals react with acids to produce ________ gas.

Generally, non-metals react with acids.

Sodium is a very reactive metal.

Copper displaces zinc from zinc sulphate solution.

Carbon can be drawn into wires.

Some properties are listed in the following table. Distinguish between metals and non-metals on the basis of their properties.

Properties

Metals

Non-metals

1. Appearance

2. Hardness

3. Malleability

4. Ductility

5. Heat Conduction

6. Conduction of Electricity

  

Give reasons for the following :

Aluminium foils are used to wrap food items.

Give reasons for the following :

Immersion rods are made up of metallic substances.

Give reasons for the following :

Copper cannot displace zinc from its salt solution.

Give reasons for the following :

Sodium and Potassium are stored in kerosene? 

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