The Periodic Table of Elements
What is The Periodic Table of Elements?
In 1869, Dmitri Mendeleev created the periodic table of elements, which organizes the known elements by increasing atomic number. The periodic table is still used today as a powerful tool for organizing, understanding, and predicting the properties of atoms and the elements they form.
Mendeleev's original periodic table was based on the repeating patterns of properties he observed in the elements. He placed elements with similar properties in the same column, which he called "groups." The modern periodic table is organized in a slightly different way, but it still includes Mendeleev's original grouping of elements.
The periodic table is a powerful tool for chemists because it allows them to predict the properties of new elements, as well as the compounds those elements will form.
The Periodic Table of Elements Resources
The Photographic Card Deck of the Elements
Learn the elements quickly with this beautiful card deck.
The Elements
The original and most in-depth app about the chemical elements. Experience the building blocks of our universe like never before. A visual exploration Rotate and manipulate any of the 500+ objects, and examine the images from all sides by spinning...
Periodic table
A little more than a century ago, the chemist Dmitri Mendeleev published an early form of the periodic table, which organizes the known elements of our world. His method of classifying the elements was so useful that we still use it even today. We wi...
The Periodic Table of Videos
Short videos about every element on the periodic table, plus other cool experiments and chemistry stuff...