Metals and Non-metals | Class 10 | Activity 3.1 with solution

Metals and Non-metals | Activities in Text Book with Solution

Activity 3.1 

Take samples of iron, copper, aluminium and magnesium. Note the appearance of each sample.
  • Answer: They have less shiny surface.
Clean the surface of each sample by rubbing them with sand paper and note their appearance again.
  • Answer: They become more shiny.

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