Periodic Table - Ptable
WEBInteractive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.
Periodic table - Wikipedia
WEBThe periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns ("groups"). It is an icon of chemistry and is widely used in physics and other sciences.
Periodic Table of Elements - PubChem
WEBInteractive 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!
Periodic Table – Royal Society of Chemistry
WEBInteractive periodic table with element scarcity (SRI), discovery dates, melting and boiling points, group, block and period information.
Periodic table | Definition, Elements, Groups, Charges, Trends,
WEB3 days ago · Periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring pattern called the ‘periodic law’ in their properties, in which elements in the same column (group) have similar properties.
Periodic Table of Elements - IUPAC | International Union of Pure …
WEBView 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.
Interactive Periodic Table of the Elements | Symbols, Atomic …
WEBThis is an interactive periodic table of the elements showing their atomic weights, atomic numbers, electron configurations, and state at room temperature.
The periodic table of the elements by WebElements
WEBExplore the chemical elements through this periodic table. The standard form of the periodic table shown here includes periods (shown horizontally) and groups (shown vertically). The properties of elements in groups are similar in some respects to each other.
Periodic Table of Elements - American Chemical Society
WEBThe 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.
Periodic table - Elements, Groups, Blocks | Britannica
WEB3 days ago · The periodic table of the elements contains all of the chemical elements that have been discovered or made; they are arranged, in the order of their atomic numbers, in seven horizontal periods, with the lanthanoids (lanthanum, 57, to lutetium, 71) and the actinoids (actinium, 89, to lawrencium, 103) indicated separately below.