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- Periodic table (7298 bytes)
9: ...nion of Pure and Applied Chemistry]] (IUPAC). The IUPAC scheme was developed to replace both older Roman ...
19: *A table with an [[Periodic table (wide)|inline F-block]] inserts the [[Lanthanide]]s and [[Ac...
51: ...spite their similarities in mass (they differ by only a few [[atomic mass unit]]s), they have extremel...
103: * [[IUPAC]]'s [[systematic element name]]s. - List of elements by symbol (14812 bytes)
1: ==Symbols currently recognized by [[IUPAC]]==
189: ...rg/reports/1998/7001coplen/history.pdf History of IUPAC Atomic Weight Values (1883 to 1997)] - Chemistry (12553 bytes)
28: ...rding to the [[inorganic nomenclature]] system. [[IUPAC nomenclature]]
80: ...oundly [[intuitive|non-intuitive]]. In practice, only the simplest chemical systems may realistically ... - Wilhelm Conrad Roentgen (8624 bytes)
12: ...nizing radiation because his investigations were only for a short time and he was one of the few pione...
29: ...e rays to be named after him. (On November 2004 [[IUPAC]] named the element [[Roentgenium]] after him as ...
38: *[http://members.chello.nl/~h.dijkstra19/page5.html The Cathode Ray Tube sit... - Chemical element (8169 bytes)
7: There are [[as of 2004]], 116 known elements, only 91 of which occur naturally. The remaining 25 ar...
17: ...lized, even if it is derived from a proper noun (unless it would be capitalized by some other rule, fo...
19: ... to ever be sold in bulk. These are also named by IUPAC, which generally adopts the name chosen by the di... - Atomic mass (3063 bytes)
9: ...e term '''standard atomic weight''' (as used by [[IUPAC]] at this time) refers to the mean relative atomi... - Bohrium (3577 bytes)
50: ...lements from 101 to 109 were to be called; thus [[IUPAC]] adopted unnilseptium (symbol Uns) as a temporar...
51: In [[1994]] a committee of IUPAC recommended that element 107 be named bohrium.
52: ...es of other elements honoring individuals, where only the surname is taken, it was opposed by many who...
58: *[http://periodic.lanl.gov/elements/107.html Los Alamos National Laborat... - Caesium (11026 bytes)
146: ...]], but ''caesium'' is the spelling used by the [[IUPAC]], although since [[1993]] it has recognized ''ce...
151: ...ercury (element)|mercury]], caesium is among the only metals that are liquid at or near room [[tempera...
180: ...ement has the largest number of isotopes, it has only one naturally occurring stable [[isotope]], Cs-1...
190: *[http://periodic.lanl.gov/elements/55.html Los Alamos National Laborato... - Darmstadtium (3185 bytes)
33: ...stadt]], [[Germany]]. It has never been seen and only a few [[atom]]s of it have been created by the [...
35: ...Darmstadt). The new name was given to it by the [[IUPAC]] in [[August]] [[2003]].
40: ...//www.iupac.org/news/archives/2003/naming110.html IUPAC: Element 110 is named darmstadtium] - Dubnium (4200 bytes)
49: ...ernational Union of Pure and Applied Chemistry]] (IUPAC) thus adopted ''unnilpentium'' (symbol Unp) as a ...
53: *[http://periodic.lanl.gov/elements/105.html Los Alamos National Laborat... - Hassium (3205 bytes)
39: ...name for this element. In [[1994]] a committee of IUPAC recommended that element 108 be named hahnium. - Hydrogen (20221 bytes)
113: ...omic gas, H<sub>2</sub>, with a boiling point of only 20.27 [[Kelvin|K]] and a melting point of 1...
144: ...[[quantum mechanics]] the electron is allowed to only be at very specific distances from the proton. M...
162: ... air. Deuterium oxide, or D<sub>2</sub>O, is commonly referred to as [[heavy water]]. Hydrogen also fo...
184: Hydrogen is the only element that has different names for its isotope...
185: ...[[radon]], has a name that originally applied to only one of its isotopes.) - Lawrencium (5210 bytes)
45: ...ernational Union of Pure and Applied Chemistry]] (IUPAC) ratified the name lawrencium and symbol Lr durin...
48: *[http://pearl1.lanl.gov/periodic/elements/103.html Los Alamos Nationa... - Aluminium (26079 bytes)
66: ...s]] (although its [[electrical conductivity]] is only 60% that of [[copper]], it's lighter in weight a...
70: *[[Powder]]ed aluminium is commonly used for [[silvering]] in [[paint]]. Aluminium f...
82: ... ordinary clay. He also assured the Emperor that only he, himself, and the Gods knew how to produce th...
97: ... its oxide is an extremely stable compound that, unlike rust on steel, does not flake off. The very re...
99: ...mounts of [[electricity]]; recycling it requires only 5% of the energy to produce it. A common practic... - Meitnerium (3364 bytes)
42: ...lements from 101 to 109 were to be called; thus [[IUPAC]] adopted [[unnilennium]] (symbol Une) as a tempo... - Niobium (10560 bytes)
175: ...a number of uses: it is a component of some [[stainless steel]]s and an [[alloy]] of other nonferrous ...
177: ... welding]] rods for some stabilized grades of stainless [[steel]].
187: ...ernment organizations refer to it by the official IUPAC name, many leading metallurgists, metal societies...
199: *[http://periodic.lanl.gov/elements/41.html Los Alamos National Laborato... - Roentgenium (3150 bytes)
33: ...tadt]], [[Germany]] on [[December 8]], [[1994]]. Only three [[atom]]s of it were observed (all <sup>27...
35: ...date, the element was known under the temporary [[IUPAC]] [[systematic element name]] ''unununium''. Some... - Rutherfordium (3808 bytes)
53: ...ernational Union of Pure and Applied Chemistry ([[IUPAC]]) adopted Unnilquadium (symbol Unq) as a tempora...
57: *[http://periodic.lanl.gov/elements/104.html Los Alamos National Laborat... - Seaborgium (4376 bytes)
41: ...nt naming controversy]] erupted and as a result [[IUPAC]] adopted ''unnilhexium'' (symbol Unh) as a tempo...
42: In [[1994]] a committee of IUPAC recommended that element 106 be named rutherfordi...
48: *[http://periodic.lanl.gov/elements/106.html Los Alamos National Laborat... - Sulfur (18059 bytes)
50: ...b>. By contrast, its lighter neighbor [[oxygen]] only exists in two states of chemical significance: O...
54: ...erty is that the [[viscosity]] of molten sulfur, unlike most other liquids, increases with temperature...
69: ... ([[Genesis]]). English translations of this commonly refer to sulfur as "brimstone", giving rise to t...
70: The word itself is almost certainly from the Arabic "sufra" meaning yellow, from the...
131: ... are used in [[Australia]] and [[Canada]]. The [[IUPAC]] adopted the spelling "sulfur" in 1990, as did t...
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