Chemistry Fast & Curious

Front

What is rust?

Back

Rust (iron oxide) is an example of a color change and a new substance produced from a chemical change involving oxygen and metal.

Front

What type of chemical reaction occurs when an element plus an additional element react to form one product?

Back

Synthesis reaction.

Front

Why is water classified as a compound?

Back

Because it is a substance composed of two or more kinds of atoms bonded together.

Front

What is a compound?

Back

A compound is a substance made of two or more different elements that are chemically bonded.

Front

What is an example of a chemical reaction?

Back

An iron nail rusting.

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms.

Front

What happens to the properties of elements when they form a compound?

Back

The properties of the compound are usually different from the properties of the individual elements.

Front

What is an example of a physical change?

Back

A pot of water boiling.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.