separating mixtures practice

Which one of the following would you use to separate sand from iron filings?

• a bar magnet
• filter paper
• chromatography paper
• alum

Which of the following pairs of substances may best be separated through distillation

•  sand and soil
• water and soil
• salt and sand
•  water and alcohol

Name the method of separation

• Fractional distillation

• Chromatography

• Condensation

• Evaporation

Separating mixtures based on boiling points.

• Desalination
• Distillation
• Decantation
• Condensation

Distillation uses two changes of state. what are they?

• Evaporation and condensation
• Evaporation and freezing
• melting and boiling
• sublimation and condensation

This diagram represents...

• An element

• A molecule

• A compound

• A mixture of elements and compounds

• element
• compound
• mixture of elements
• mixture of compounds

• element
• compound
• mixture of elements
• mixture of compounds

• element
• compound
• mixture of elements
• mixture of compounds and elements

• element
• compound
• mixture of elements
• mixture of compounds