[DOC] [TLE] Rare earth element - Wikipedia [PAR] A rare earth element (REE) or rare earth metal (REM), as defined by IUPAC, is 
one of a set of seventeen chemical ..... Rare earth cerium is actually the 25th most 
abundant element in Earth's crust, ... This has economic consequences: large ore 
bodies of the cerium earths are known around the world, and are being exploited. [DOC] [TLE] Cerium - Wikipedia [PAR] Cerium is a soft, ductile, silvery-white metallic chemical element with symbol Ce 
and atomic ... It is the 26th most abundant element, making up 66 ppm of the 
Earth's crust, half ... Today, cerium and its compounds have a variety of uses: for 
example, ..... as one of the so-called rare earth metals, cerium is actually not rare 
at all. [DOC] [TLE] Bastnsite - Wikipedia [PAR] The mineral bastnsite (or bastnaesite) is one of a family of three carbonate-
fluoride minerals, ... Most bastnsite is bastnsite-(Ce), and cerium is by far the 
most common of the ... The two are both rare earth fluorocarbonates, but parisite's 
formula of Ca(Ce, La, .... Bastnsite ore is typically used to produce rare earth 
metals. [DOC] [TLE] lanthanide series facts, information, pictures | Encyclopedia.com ... [PAR] These 15 elements, along with their chemical symbols, are: Lanthanum (La); 
Cerium (Ce); Praseodymium (Pr); Neodymium (Nd); Promethium ... Though they 
were once known as the rare earth metals, lanthanides were so ... The most 
plentiful of the lanthanides, cerium, has an abundance of 46 ppm, greater than 
that of tin. [DOC] [TLE] Cerium, Chemical Element - reaction, water, uses, elements, metal ... [PAR] Cerium is the most abundant of the rare earth metals. Rare earth metals are ... 
SYMBOL Ce. ATOMIC NUMBER 58. ATOMIC MASS 140.12. FAMILY Lanthanide 
... radioactive. None of the radioactive isotopes of cerium has any commercial 
use. [DOC] [TLE] Rare Earth Elements: What and Where They Are - Springer [PAR] The Rare Earth Elements (REE), also simply called Rare Earths (RE) or Rare ... 
clude lanthanum itself from the group, the inclusion of lanthanum has become ... 
but they do not imply that more abundant elements are more easily exploitable as 
..... The basic chemical formula shows [(Ce, La) (CO3) F] whereas varieties. [DOC] [TLE] Ceriumthe essentials [WebElements Periodic Table] [PAR] It is the most abundant of the rare earth metals and is found in minerals including 
... Cerium has no biological role but is said to stimulate the metabolism. ... Cerium 
is found in the ores monazite sand [(Ce, La, etc.)PO4] ... Crustal rocks, 60000, 
8900, Chemical elements abundance by weight in the earth's crust on a 
miniature... [DOC] [TLE] Cerium - Periodic Table of Elements: Los Alamos National Laboratory [PAR] Atomic Symbol: Ce, Melting Point: 798 C ... In 1875 Hillebrand and Norton 
prepared the metal. ... Cerium is the most abundant so-called rare-earth metals. [DOC] [TLE] Rare Earth ElementsCritical Resources for High Technology ... [PAR] Nov 20, 2002 ... The rare earth elements (REE) form the largest chemically coherent group ... For 
example, Ce oxide is uniquely suited as a polishing agent for glass. ... For 
example, the most common types of rechargeable batteries ... However, in 
contrast to ordinary base and precious metals, REE have very little tendency... [DOC] [TLE] Scintillation Ce:LSO | AMERICAN ELEMENTS  [PAR] Scintillation Ce:LSO bulk & research qty manufacturer. Price. ... Linear Formula: 
Lu2(1-x)Ce2x (SiO4) .... Cerium is the most abundant of the rare earth metals. ... 
The lutetium atom has a radius of 174 pm and a Van der Waals radius of 221 pm. [DOC] [TLE] What is rare earth? - Electron Energy Corporation [PAR] (La-57), cerium (Ce-58), praseodymium (Pr-59), neodymium (Nd-60), ... are 
considered rare earth elements because they have similar chemical ... The most 
abundant rare earth metals

Question: The most abundant of the rare-earth metals, it has the chemical symbol Ce
Answer: cerium