Chemistry: Chemical and Physical Changes

Front

What are properties that describe how a substance looks, feels, and its state of matter?

Back

Physical properties

Front

What are properties that describe how a substance reacts with other substances?

Back

Chemical properties

Front

What type of change occurs when a substance undergoes a reaction that alters its chemical structure?

Back

Chemical change

Front

What type of change occurs when a substance changes its physical form but not its chemical composition?

Back

Physical change

Front

Is a statue damaged by acid rain an example of a chemical change?

Back

True

Front

What is an example of a physical change?

Back

Melting ice

Front

What is an example of a chemical change?

Back

Rusting of iron

Front

What happens to the chemical properties of a substance during a chemical change?

Back

They change as new substances are formed.

Front

What happens to the physical properties of a substance during a physical change?

Back

They may change, but the substance remains the same.

Front

Can a chemical change be reversed?

Back

Usually not, as new substances are formed.