Quiz 2: Separation Techniques

Which of the following statements is NOT true about the image?

• The process is called filtration.

• A process known as sedimentation is important to make the separation possible.

• The substance that passes through the filter paper is called the filtrate.

• This method is used to separate insoluble solids from liquids.

Charcoal powder is insoluble in water. When water is filtered, the charcoal powder becomes the _______.

• solute

• residue

• filtrate

• solvent

The image shows a mixture of concrete nails and saw dusts. What technique is best to use to separate the nails from the saw dusts?

• sieving

• chromatography

• decantation

• magnetic separation

Dyes in water soluble markers may be separated by means of

• Simple distillation

• Crystallisation

• Chromatography

• Filtration

Which technique is shown in the image?

• seiving

• filtration

• decanting

• crystallization

What method would you use to separate a mixture of salt and water so that you can get keep the salt AND the water?

• filtration

• distillation

• chromatography

• evaporation

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

The diagram shows the apparatus for separating soil and water. What are the labelled parts?

• A = distillate, B = filtrate
• A = filtrate, B = residue
• A = residue, B = filtrate
• A = residue, B = distillate

Which one of the following is the name for separation technique in the picture below

• distillation
• dissolving
• evaporation
• decanting

No matter what you do, sand will not dissolve in water, because sand is _________.

• dissolved

• soluble

• insoluble

• aqueous