NCERT Lab Manual II — task. Science CBSE, Class 10.

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Answer the following questions:

1. How would you devise the procedure to show that \(Mg\)>\(Fe\)>\(Cu\) in reactivity series?

Each metal reacts with their salt solution less reactive metal reacts more, more will be least.
Each metal reacts with their salt solution more reactive metal reacts more, more will be least.
Each metal reacts with their salt solution less reactive metal reacts more, less will be least.
Each metal reacts with their salt solution more reactive metal reacts more, less will be least.

2. What is the basic principle involved in this 'iron nai in copper sulphate' experiment?

The metal with the less reactive will displace the more reactive metal.
The metal with the most reactive will displace the more reactive metal.
The metal with the less reactive will displace the less reactive metal.
The metal with the most reactive will displace the less reactive metal.

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