Periodic Table of Elements

Front

What does the chemical symbol He stand for?

Back

Helium

Front

What is the chemical symbol for Fluorine?

Back

F

Front

What is the chemical symbol for Calcium?

Back

Ca

Front

What does the chemical symbol K stand for?

Back

Potassium

Front

What is the chemical symbol for Carbon?

Back

C

Front

What is the periodic table?

Back

A tabular arrangement of chemical elements, organized 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 the atomic number?

Back

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

Front

What is a group in the periodic table?

Back

A vertical column in the periodic table that contains elements with similar chemical properties.

Front

What is a period in the periodic table?

Back

A horizontal row in the periodic table that indicates the number of electron shells in the elements.