Properties of Elements

Front

Where are protons found in an atom?

Back

Protons are found in the nucleus of an atom.

Front

What are the columns of the Periodic Table of Elements called?

Back

The columns of the Periodic Table of Elements are called Groups.

Front

An atom is made up of how many different types of subatomic particles?

Back

An atom is made up of three different types of subatomic particles: protons, neutrons, and electrons.

Front

To find the number of neutrons, you subtract the atomic ________ from the atomic ________.

Back

To find the number of neutrons, you subtract the atomic number from the atomic mass.

Front

Examples of elements that are gases and not reactive are called ___________.

Back

Examples of elements that are gases and not reactive are called noble gases.

Front

What is the smallest unit of an element?

Back

The smallest unit of an element is an atom.

Front

What are the three main subatomic particles?

Back

The three main subatomic particles are protons, neutrons, and electrons.

Front

What charge do protons carry?

Back

Protons carry a positive charge.

Front

What charge do electrons carry?

Back

Electrons carry a negative charge.

Front

What is the atomic number of an element?

Back

The atomic number of an element is the number of protons in its nucleus.