separation techniques

What is the name of this separation technique?

• Simple distillation

• Fractional distillation

• Boiling

• Evaporation

Which of the following statements tells us that a sample of liquid is pure water?

• It is colourless.

• It leaves no residue when filtered.

• It boils at 100^oC.

• It is odourless.

What is the name of this separation technique?

• distillation

• filtration

• evaporation

• chromatography

Which separation technique is used to obtain salt from seawater?

• Simple distillation

• Filtration

• Chromatography

• Evaporation

Name the separation technique

• Centrifuge

• Bunsen burner

• Distillation

• Evaporation

In a salt water solution ...

• Salt is the solute and water is the solvent

• Salt is the solvent and water is the solute

What is the boiling point of water?

• 0^oC
• 100^oC
• 80^oC
• 95^oC

Water and alcohol are easily separated by distillation because of their

• different densities
• different boiling points
• different colours
• different melting points

In the distillation apparatus shown, what are the parts labelled A and B?

• A = funnel, B = thermometer
• A = thermometer, B = funnel
• A = condenser, B = flask
• A = condenser, B = thermometer

Filtration can be used to separate...

• an insoluble solid from a solution
• a soluble solid from a solution
• a dissolved solid from a solution