Properties of matter and separation techniques

Which of the following is an example of a physical property?

• Flammability

• Reactivity with acid

• Boiling point

• Ability to rust

Which of the following best describes an intensive property?

• It changes with the amount of matter

• It depends on the volume

• It remains the same regardless of sample size

• It increases with mass

Which of the following is an extensive property of matter?

• Density

• Mass

• Boiling point

• Temperature

Which property describes a substance’s ability to burn?

• Flammability
• Oxidation potential
• Ignitability
• Combustibility

Which method is best used to separate salt from saltwater?

• Filtration

• Decantation

• Evaporation

• Chromatography

What separation technique is used when solid particles are too large to pass through filter paper?

• Crystallization

• Chromatography

• Filtration

• Distillation

Which separation method works best to separate colored dyes in a black ink?

• Distillation

• Chromatography

• Evaporation

• Filtration

In magnetism, which property is used to separate materials?

• Solubility

• Particle size

• Magnetic attraction

• Boiling point

What technique is used to separate oil from water based on difference in density?

• Decantation

• Filtration

• Distillation

• Evaporation

In crystallization, what causes the substance to form solid crystals?

• Cooling or evaporation of solvent

• Use of a magnet

• Heating to boiling

• Addition of acid