Review #4 Chemical Reactions

A substance that is formed as the result of a chemical reaction is a __________________

• Product

• Reactant

• Starters

• Enders

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

• rusting of a bicycle
• painting a house
• washing a dog
• tearing up a newspaper

What type of change occurs when a new substance is formed that has different properties from the original substances?

• chemical change
• nuclear change
• physical change
• mutation

a copper penny turning greenish after a few years.

• Chemical Change
• Physical Change

In a ___________change, a substance changes into a different substance.

• Physical
• Chemical

What is the BEST definition of a chemical reaction?

• A change in matter that produces one or more NEW substances

• When two things combine and EXPLODE.

What do fireworks, rubber, and Silly Putty have in common?

• All are made using a chemical action.

• All are made using a physical reaction.

• All are made using a chemical reaction.

• All are made using the same substances.

Any trait of a substance, such as its color.

• physical

• chemical

• solution

• property

Any substance that can react with some other substance.

• acid

• base

• chemical

• property

Occurs when 2 or more substances are mixed together and result in a new substance.

• chemical action

• chemical reaction

• physical action

• physical reaction