how to remove impurities from water?. how to remove impurities from water we may remove solid...

How to remove impurities from water?

How to remove impurities from water

We may remove solid particles by:1 Sedimentation2 Filtration

• Filter column• Filter paper

3 Distillation

How to remove impurities from water

Sedimentation• Can remove LARGE solid particles• LARGE particles will settle in water•Forming a layer of sediment at

the bottom

How to remove impurities from water

Filtration (by filter column)• Can remove FINE solid particles• FINE particles will be trapped

•Liquid collected under the column is filtrate

How does the filtrate look?

How to remove impurities from water

Filtration (by filter paper)• Can remove FINE solid particles• FINE particles (residue) will

be trapped•Liquid collected under the

column is filtrate

• Work like a filter column

How to remove impurities from water

Distillation• Can remove all impurities in water

• Boiling condensation of water

watersteamwater

boiling

condensation

How to remove impurities from water

Distillation

water boils

water condenses