1.2 Quiz Identifying Physical and Chemical Properties

Which of these is an intensive property of matter?

• Mass

• Volume

• Density

• Amount of energy

What is a compound?

• Any substance.

• The smallest unit of matter that maintains its chemical identity.

• A pure substance made of two or more elements that are chemically bonded.

• A pure substance that cannot be broken down into simpler, more stable substances.

Which process is a chemical change?

• Boiling

• Burning

• Cutting

• Grinding

What is a mixture?

• Any substance with a uniform composition.

• A combination of pure substances bonded chemically.

• Any group of elements that are chemically bonded to one another.

• A blend of any two or more kinds of matter where each maintains its own unique properties.

Which term describes a mixture that is not uniform throughout?

• Solution

• Homogeneous

• Heterogenenous

• Chemically bonded.

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

• Explosion

• Melting

• Change in color

• Creation of a smoke

Which change is a chemical change of matter?

• Ice melting to produce water.

• Liquid silica solidifying to form glass.

• Water boiling to produce water vapor.

• Vinegar combining with baking soda to produce carbon dioxide.

Why are water, table salt and sugar examples of pure substances?

• They are examples of pure substances because they are composed of elements and are evenly distributed.

• They are examples of pure substances because they are all clear.

• They are examples of pure substances because they contain elements and atoms.

• They are examples of pure substances because they are stable substances.

Which of the following statements BEST DESCRIBES the behavior of solid particles at the molecular level?

• Each solid particle is vibrating very fast and therefore have alot of energy, making the solid move alot.

• Each particle has very little energy but this does not stop the vibration of the particles and gives the solid a lot of space.

• Each particle has just the right amount of energy and the attractive forces are not as strong.

• Each particle is closely packed together and there is a strong attractive force between

Which of the following is NOT AN EXAMPLE of a chemical change?

• Explosion

• Change in Color

• Production of a gas

• Ability to dissolve.