Periodic Table

Front

What is the Periodic Table?

Back

A chart that organizes all known elements by their atomic number, electron configuration, and recurring chemical properties.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is a chemical symbol?

Back

A one or two-letter abbreviation used to represent an element on the Periodic Table.

Front

What is the chemical symbol for Gold?

Back

Au

Front

What is the chemical symbol for Silver?

Back

Ag

Front

What is the chemical symbol for Aluminum?

Back

Al

Front

What are groups in the Periodic Table?

Back

Vertical columns that group elements with similar chemical properties.

Front

What are periods in the Periodic Table?

Back

Horizontal rows that indicate the number of electron shells in the elements.