Metals and Non-metals | Class 10 | Activity 3.2 with solution

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

Activity 3.2 

Take small pieces of iron, copper, aluminium, and magnesium. Try to cut these metals with a sharp knife and note your observations.
  • ✅Answer: They are very hard to cut. Hardness varies from metal to metal.
Hold a piece of sodium metal with a pair of tongs.
CAUTION: Always handle sodium metal with care. 

Dry it by pressing between the folds of a filter paper.

Put it on a watch-glass and try to cut it with a knife.

What do you observe?
  • Answer: Sodium can be cut easily.

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