[DOC] [TLE] Timeline of chemical element discoveries - Wikipedia [PAR] The discovery of the 118 chemical elements known to exist today is presented 
here in ... Np, 94. Pu, 95. Am, 96. Cm, 97. Bk, 98. Cf, 99. Es, 100. Fm, 101. Md, 
102. No ... The first true chemical analyses were made in the 18th century, and in 
1789 ...... (in humans); Atomic properties  Nuclear stability  Production  Symbol. [DOC] [TLE] Fermium - Wikipedia [PAR] Fermium is a synthetic element with symbol Fm and atomic number 100. It is a 
member of the ... Element 99 (einsteinium) was quickly discovered on filter 
papers which had been flown through the cloud from the explosion (the same 
sampling... [DOC] [TLE] Chemical element - Wikipedia [PAR] A chemical element or element is a species of atoms having the same number of 
protons in .... Lists of the elements are available by name, by symbol, by atomic 
number, ..... In the second half of the twentieth century, physics laboratories 
became able to ... The current system of chemical notation was invented by 
Berzelius. [DOC] [TLE] Erbium - Wikipedia [PAR] Erbium is a chemical element in the lanthanide series, with symbol Er and atomic 
number 68. ... Er  Fm  holmium  erbium  thulium .... Erbium (for Ytterby, a 
village in Sweden) was discovered by Carl Gustaf Mosander in 1843. ... in the 
late 20th century have greatly brought down the cost of production of all rare-
earth... [DOC] [TLE] Fermium - Element information, properties and uses | Periodic Table [PAR] Element Fermium (Fm), Group 20, Atomic Number 100, f-block, Mass [257]. 
Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and 
images. ... Discovered by, Albert Ghiorso and colleagues .... lifetime of a human 
being, making a century more than just a useful division in the historical timeline. 
But in... [DOC] [TLE] Chemical elements facts, information, pictures | Encyclopedia.com ... [PAR] Get information, facts, and pictures about Chemical elements at Encyclopedia.
com. ... Chemical symbol: A letter or pair of letters that represents some given ... 
The first synthetic element to be produced was technetium, discovered in 1937 by 
..... During the twentieth century, the last remaining handful of naturally occurring
... [DOC] [TLE] Chemical Elements.com - Fermium (Fm) [PAR] Fermium at Chemical Elements.com. Basic Information | Atomic Structure | 
Isotopes | Related Links | Citing This Page ... Symbol: Fm ... Date of Discovery: 
1953 [DOC] [TLE] Chemical Symbol - Symbols, Elements, Element, and Names ... [PAR] Chemical symbols are shorthand abbreviations of the names of the 109 ... 26 
known elements, but by the beginning of the twentieth century, there were more 
than 81. As more elements were discovered, the need for symbolic 
representations for ... a element with the atomic number 100, as you may know, 
it's Fermium, Fm. [DOC] [TLE] Inner transition element - New World Encyclopedia [PAR] These elements were among the last to be discovered and placed in the periodic 
table. ... The International Union of Pure and Applied Chemistry (IUPAC) currently 
.... curium (Cm), berkelium (Bk), californium (Cf), einsteinium (Es), fermium (Fm), 
... during the twentieth century, by techniques such as neutron bombardment. [DOC] [TLE] General Chemistry/Properties of elements are periodic - Wikibooks ... [PAR] Mendeleev was later vindicated by the discovery of the electronic structure of the 
elements in the late 19th century|19th and early 20th century. Lists of the ... Each 
element is listed by its atomic number and chemical symbol. Elements in ... U, 93. 
Np, 94. Pu, 95. Am, 96. Cm, 97. Bk, 98. Cf, 99. Es, 100. Fm, 101. Md, 102. No... [DOC] [TLE] Chemical elements - encyclopedia article - Citizendium [PAR] Jan 8, 2016 ... 8.1 Chemical elements sorted by chemical symbol (CS) ... definition

Question: Fm is the chemical symbol for this element, discovered in the 20th century
Answer: Fermium