Year 7 Chemistry Revision

What is filtration used for?

• Drinking

• Separating impurities from water

• All of the above

• None of the above

What is filtration?

• A method used to separate a soluble solid from a liquid

• A method used to separate an insoluble solid from a liquid

What technique can be used to separate an insoluble solid from a liquid

• Magnetic Separation

• Decantation

• Filtration

• Sieving

Evaporation is a process that removes a...

• solvent

• solute

• impurity

• distillate

If you wanted to make pure drinking water from sea water, what process would you use?

• filtration

• distillation

• evaporation

• sieving

To separate iron filings from sand, we would use...

• Filter paper

• Bunsen burner

• Sieve

• Magnet

Is a property referring to the ability for a given substance (the solute) to dissolve in a solvent.

• Solution

• Solvent

• Soluble

• Solubility

A mixture of two or more substances where dissolved particles are spread evenly throughout the mixture is called a...

• solvent

• solution

• solute

• heterogeneous mixture

In a solution of saltwater, what is the solute?

• water

• salt water

• salt

• there is no solute

Which part of a filtration is the "filtrate"?

• the filter paper

• the solid material

• the liquid that has gone through

• the beaker