Name: 

When chemical bonds from energy is absorbed. _________________________

Which of the following is a compound?

A substance containing two or more elements chemically bonded together is considered a(n):

Transferring or sharing electrons between atoms forms:

Groups of atoms held together by covalent bonds are called:

Atoms that lose or gain electrons are called:

Chemical formulas represent the number and element of each type of atom in:

The properties of compounds depend upon the:

The most reactive of the elements listed below is:

Ionic bonds form:

The Mg atom becomes the ion, Mg²⁺, when it:

The most chemically inactive group is the group known as the:

When atoms react:

Any substance containing two or more elements that are not chemically bonded together can be called a ____________________.

When atoms transfer or share electrons they form a chemical ____________________.

A group of atoms that forms a compound held together by covalent bonds is called a ____________________.

The number and type of each element in a compound is given by the chemical ____________________.

When an atom gains or loses one or more electrons, it becomes a particle called an ____________________.

What two factors determine the properties of a compound?

List 3 examples of a compound and 3 examples of a mixture.

	Compound	Mixture
a.
b.
c.

Which type of bond, ionic or covalent, will NOT form molecules?

What are the numbers of the two most active groups of elements on the periodic table?