Conditions d'utilisation

Welcome

This website is a free educational resource about the periodic table of elements. By using it, you agree to these simple terms.

It's Free

Everything on this site is free to use for personal and educational purposes. Explore elements, take quizzes, compare properties — it's all yours.

Accuracy

We do our best to keep all element data accurate and up to date, but science evolves. If you spot an error, please let us know through our contact page.

Fair Use

Feel free to use this site for learning, teaching, and research. Share it with friends, classmates, or students.

Changes

We may update these terms from time to time. Continued use of the site means you accept any changes.

Last updated: March 2026