Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.
Share, comment, bookmark or report
A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical...
Share, comment, bookmark or report
The periodic table is an arrangment of the chemical elements ordered by atomic number so that periodic properties of the elements (chemical periodicity) are made clear. Explore the chemical elements through this periodic table
Share, comment, bookmark or report
View the latest release of the Periodic Table (dated 8 Jan 2016) includes the recently added elements 113, 115, 117, and 118 with their temporary names and symbols.
Share, comment, bookmark or report
Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game!
Share, comment, bookmark or report
adjective. uk / ˌpɪə.riˈɒd.ɪk / us / ˌpɪr.iˈɑː.dɪk / Add to word list. happening repeatedly over a period of time: He suffers periodic mental breakdowns. SMART Vocabulary: related words and phrases. Frequency & regularity - general words. (as) regular as clockwork idiom. -ly. clockwork. endemically. erratically. fitful. irregularity. irregularly.
Share, comment, bookmark or report
Interactive periodic table with element scarcity (SRI), discovery dates, melting and boiling points, group, block and period information.
Share, comment, bookmark or report
The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic number.
Share, comment, bookmark or report
periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number —i.e., the total number of protons in the atomic nucleus.
Share, comment, bookmark or report
Comments