Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.

Tabla periódica interactiva con páginas dinámicas que muestran nombres, electrones, estados de oxidación, tendencias, orbitales, isótopos y búsqueda. Descripciones completas.

交互式的周期表在动态的布局里展现名字,电子,曲线,轨道,同位素,搜索.全面的描述.

Printable Periodic Table PDF Ptable®'s new, up-to-date periodic table PDF and wide periodic table PDF are layered so you can choose exactly what you want to print, and are the per

For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.

September 6, 2024 Separate dev and staging environments for isotopes and images.

Atomic weight is the official term used by IUPAC to refer to the relative atomic masses published specifically for inclusion in periodic tables. The term is used because they are w

For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.

Periodic Table Lesson Plans With help from the American Assocation of Chemistry Teachers and American Chemical Society, Ptable has sponsored the creation of exciting new lesson pla

Many periodic tables call themselves "interactive" while offering nothing more than links to element write-ups. Ptable outsources write-ups to the heavily-curated Wikipedia and ins