Question

state which is chemical change and which is physical change


1. Burning of paper
2. Ringing of an electric bell
3. Curdling of milk
4. An electric light is switched on.
5. Melting of butter
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Answer 1

Answer:

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Physical and Chemical Changes | Objective Type Questions

List I List II

1. Burning of pape B: Chemical Change

2. The ringing of an electric bell A: Physical Change

3. Curdling of milk B: Chemical Change

4. Electric light is switched on A: Physical Change

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Answer 2

1)Chemical change

2)Physical change

3)Chemical change

4)Physical change

5)Physical change