Building Blocks Review

Front

What is a molecule?

Back

A molecule is formed when two or more atoms bond together chemically.

Front

What is the smallest unit of an element?

Back

The smallest unit of an element that maintains the properties of that element is called an atom.

Front

What is a compound?

Back

A compound is a type of molecule that contains atoms of two or more different elements joined by chemical bonds.

Front

How many atoms are in Chloromethane (CH3Cl)?

Back

Chloromethane contains a total of 5 atoms.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a chemical bond?

Back

A chemical bond is the force that holds atoms together in a molecule.

Front

What is a mixture?

Back

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

Front

What distinguishes a compound from a mixture?

Back

A compound consists of atoms of different elements chemically bonded, while a mixture contains substances that are not chemically bonded.

Front

What is the difference between an atom and a molecule?

Back

An atom is the smallest unit of an element, while a molecule is made up of two or more atoms bonded together.

Front

Can a molecule be made of the same type of atom?

Back

Yes, a molecule can consist of two or more of the same type of atom, such as O2 (oxygen gas).