Ptable presents element names and electron information in an interactive periodic table.
periodic-table.org
Periodic-table.org presents the elements in a tabular format with details such as names and discovery information.

About periodic-table.org
Periodic-table.org presents the chemical elements in a periodic table format. Each element has its own entry showing its atomic number, chemical symbol, name, category, discoverer where known, and standard atomic weight. The homepage excerpt includes entries for hydrogen through fluorine, with short descriptions of each element's properties and uses.
The site is a reference for basic facts about individual elements. The entries cover names, discovery information, and general properties. The source does not describe interactive tools, accounts, or downloadable material.
Key features
- Element tiles showing atomic number, chemical symbol, and element name
- Category labels such as nonmetal, noble gas, alkali metal, and metalloid
- Discoverer names listed for elements where the source gives one
- Standard atomic weight given for each element
- Short descriptions of physical and chemical properties for each element
- Atomic structure notes giving protons and electrons for each element
- Each entry follows the same layout, which makes elements easy to compare
- Includes discovery information alongside properties and categories
periodic-table.org at a glance
- Website
- periodic-table.org
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
periodic-table.org alternatives
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