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Chemical element


A chemical element or element is a species of atoms having the same number of protons in their atomic nuclei There are 118 elements that have been identified, ...

Chemical Elements.com - An Interactive Periodic Table of the ...


Provides information on the 109 named elements plus elements 110 - 112.

Alphabetical list by Name of the chemical elements of the periodic ...


alphabetical list of chemical elements periodic table chart.

Four chemical elements added to periodic table : Nature News ...


Jan 4, 2016 ... Elements 113, 115, 117 and 118 to be named by scientists from Russia, the United States and Japan.

Chemical Elements Table - Infoplease


Element, Sym- bol, Atomic no. Atomic wt. Specific gravity, Melting point °C, Boiling point °C, No. of isotopes <sup>1</sup>, Discoverer, Year. Actinium, Ac, 89, 227 <sup>2</sup>, 10.07 <sup>3</sup> ...

chemical element | Britannica.com


Mar 29, 2016 ... Any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of ...

Chemical element - definition of chemical element by The Free ...

www.thefreedictionary.com/chemical element

Noun, 1. chemical element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that ...

BBC - Earth - How many more chemical elements are there for us to ...


Jan 15, 2016 ... Since the 1930s, physicists have made dozens of new chemical elements. Could these discoveries continue forever?

WebElements Periodic Table of the Elements


Explore the chemical elements through this periodic table.

Essential chemical elements - Solar System Exploration - NASA


Studying Europa's chemistry - on the surface and within the suspected ocean - is ... ocean environment beneath the ice could produce elements essential for life ...

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Chemical Elements.com - Name


Periodic Table with Names at Chemical Elements.com ... Element Groups ( Families). Alkali Earth, Alkaline Earth, Transition Metals. Rare Earth, Other Metals  ...

What Is a Chemical Element? - Examples - Chemistry - About.com


Learn what a chemical element is and get examples of elements.

Periodic Table of Elements and Chemistry


Award winning periodic table, with user-friendly element data and facts. Cool, online chemistry videos, dictionary, tools and forum.