Separation of Mixtures Quiz

What is the first step in separating iron filings from the mixture?

• Heat the mixture

• Use a magnet to attract iron filings

• Filter the mixture

• Add water to the mixture

Which tool is used to stir the mixture after adding water?

• Glass rod

• Wire gauze

• Magnet

• Spatula

What remains undissolved in water during the filtration process?

• Sand

• Common salt

• Water

• Iron filings

What is the purpose of heating the filtrate in the final step?

• To evaporate the water

• To cool down the mixture

• To dissolve the sand

• To melt the iron filings

What is left at the bottom of the beaker after heating the filtrate?

• Iron filings

• Water

• Sand

• Common salt