Copper displaces zinc from zinc sulphate solution.
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Copper displaces zinc from zinc sulphate solution.
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?
Can you store acidic lemon pickles in an aluminium utensils? Explain.
Match the following option:
What happens when :
Dilute sulphuric acid is poured on a copper plate?
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Mock Test Series