Chemistry Honors Review - Properties and Changes of Matter

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

• Burning a piece of paper

• Dissolving sugar in water

• Rusting of iron

• Baking a cake

Which property is considered an extensive property of matter?

• Density

• Boiling point

• Mass

• Color

Which best describes a chemical property?

• Melting point

• Ability to conduct electricity

• Reactivity with acid

• Solubility in water

Which process represents a chemical change?

• Freezing water

• Sublimation of dry ice

• Digesting food

• Melting gold

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A student observes that a substance has a shiny appearance, is malleable, and conducts electricity. Which type of matter is the student most likely observing?

• Nonmetal

• Metalloid

• Metal

• Noble gas

Which of the following is a mixture?

• Sodium chloride

• Air

• Water

• Carbon dioxide

Which statement best explains why boiling is a physical change?

• It produces a new substance.

• It changes the chemical composition.

• It only changes the state of matter.

• It involves a chemical reaction.

Tags

NGSS.MS-PS1-4

Which of the following is an example of an intensive property?

• Volume

• Mass

• Density

• Length

Which separation technique would be most effective for separating a mixture of sand and iron filings?

• Filtration

• Magnetic separation

• Distillation

• Chromatography

Which method would best separate a mixture of two liquids with different boiling points?

• Filtration

• Distillation

• Decantation

• Sublimation