Question

Discuss the method of separating a mixture containing chalk powder, iron filings and naphthalene

Answer 1

Given Mixture : Chalk Powder + Iron filings  and Napthalene.

Separating Method:
--> First we will use magnetic separation, just take a bar magnet and move over the mixture. Iron filings will be attracted to bar magnet
-->Use Sublimation method : naphthalene will sublime.
--> Left out substance will be Chalk powder.

Answer 2

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To separate chalk powder iron filings and naphthalene follow the given steps:-

1) Take the mixture and move magnet upon it to separate iron fillings that will stick to the magnet by the magnetic force.

2)Now the iron fillings are separated.

3) Take the remaining mixture of chalk powder and naphthalene and separate the naphthalene from chalk powder the by the process of sublimation.

4) Naphthalene will be deposited on the funnel that is used to separate naphthalene from chalk powder by the process of sublimation .Now all the three substances chalk powder ,iron fillings and naphthalene is separated.

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