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Latest Periodic table Stories

2014-12-15 16:23:28

ChinaMarketResearchReports.com adds "China Antimony Industry Report, 2014-2017" to its store. DALLAS, Dec.

2014-12-10 08:26:12

PORTLAND, Oregon, December 10, 2014 /PRNewswire/ -- For overview analysis, the report introduces Tin-bronze basic information including definition, classification, application,

2014-12-09 08:38:55

ALEXANDRIA, Virginia, December 9, 2014 /PRNewswire/ -- Oxygen Forensics releases Oxygen Forensic Viewer, a stand-alone tool for viewing and sharing evidence collected with

2014-11-29 23:02:30

Health professionals are invited to attend an online presentation in which Jon Bale will discuss the use of a typical biofeedback assessment tool and the role it plays in teaching clients to control

2014-11-18 12:32:11

Building a diversified producer in a challenging resource market Issued Capital: 194,578,180 LONDON, ON, Nov.

2014-11-12 04:21:40

DUBLIN, November 12, 2014 /PRNewswire/ -- Research and Markets ( http://www.researchandmarkets.com/research/8tnq57/global_phosphorus) has announced the addition of the

2014-11-12 04:21:10

DUBLIN, November 12, 2014 /PRNewswire/ -- Research and Markets (http://www.researchandmarkets.com/research/blh4m2/global_and ) has announced the addition of the "Global

2014-11-10 23:03:28

ReportsnReports.com adds “2014 Deep Research Report on Global Phosphorus Trichloride Industry” report to its research database. Dallas, Texas (PRWEB) November

animal life on Earth
2014-11-04 03:00:59

Geologists are letting the air out of a nagging mystery about the development of animal life on Earth.


Latest Periodic table Reference Libraries

16_ecfbd00eb300b269b02b7b3bf0360dc6
2009-07-09 17:04:18

Actinium is a radioactive chemical element. The symbol for Actinium is Ac and the atomic number is 89. Actinium was discovered in 1899 by French chemist André-Louis Debierne. It was the first non-primordial radioactive element to be isolated. Actinium is amongst a group of 15 similar elements within the periodic table that make up the actinoid series. This substance was also independently discovered by Friedrich Oskar Giesel in 1902 and named it emanium in 1904. In 1904 he named it...

28_d4102ec3fa58ab4ec89b14854e71f081
2005-05-26 10:53:59

Germanium is a chemical element in the periodic table that has the symbol Ge and atomic number 32. This is a lustrous, hard, silver-white, metalloid that is chemically similar to tin. Germanium forms a large number of organometallic compounds and is an important semiconductor material used in transistors. Notable characteristics Germanium is a hard, grayish-white element that has a metallic luster and the same crystal structure as diamond. In addition, it is important to note that...

28_10ceb8296ebfb3e40dca86f5bf25f165
2005-05-25 18:46:47

A rare earth is an oxide of a rare earth element. Often rare earth elements themselves are loosely called "rare earths". As to exactly what is a "rare earth" element is a matter of some ambiguity. The narrowest definition restricts it to the lanthanides, which are lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium. Sometimes the radioactive actinides are included, so that all elements...

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Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.