.. auto-generated by dev_tools.docs.nxdl from the NXDL source contributed_definitions/NXelement.nxdl.xml -- DO NOT EDIT .. index:: ! NXelement (base class) ! element (base class) see: element (base class); NXelement .. _NXelement: ========= NXelement ========= **Status**: *base class* (contribution), extends :ref:`NXobject` **Description**: .. collapse:: A chemical element of the periodic table. It is identified by its atomic ... A chemical element of the periodic table. It is identified by its atomic number, as a species and not as a specific isotope. **Symbols**: No symbol table **Groups cited**: none **Structure**: .. _/NXelement/symbol-field: .. index:: symbol (field) **symbol**: (optional) :ref:`NX_CHAR ` .. collapse:: Chemical symbol of the element, following IUPAC notation. For each ... Chemical symbol of the element, following IUPAC notation. For each symbol, the common English name, atomic number, and standard atomic weight are documented. Any of these values: * ``H``: name="hydrogen", atomic_number=1, standard_atomic_weight=1.0078 * ``He``: name="helium", atomic_number=2, standard_atomic_weight=4.0026 * ``Li``: name="lithium", atomic_number=3, standard_atomic_weight=6.94 * ``Be``: name="beryllium", atomic_number=4, standard_atomic_weight=9.0122 * ``B``: name="boron", atomic_number=5, standard_atomic_weight=10.81 * ``C``: name="carbon", atomic_number=6, standard_atomic_weight=12.011 * ``N``: name="nitrogen", atomic_number=7, standard_atomic_weight=14.007 * ``O``: name="oxygen", atomic_number=8, standard_atomic_weight=15.999 * ``F``: name="fluorine", atomic_number=9, standard_atomic_weight=18.9984 * ``Ne``: name="neon", atomic_number=10, standard_atomic_weight=20.1797 * ``Na``: name="sodium", atomic_number=11, standard_atomic_weight=22.9898 * ``Mg``: name="magnesium", atomic_number=12, standard_atomic_weight=24.305 * ``Al``: name="aluminum", atomic_number=13, standard_atomic_weight=26.9815 * ``Si``: name="silicon", atomic_number=14, standard_atomic_weight=28.085 * ``P``: name="phosphorus", atomic_number=15, standard_atomic_weight=30.9738 * ``S``: name="sulfur", atomic_number=16, standard_atomic_weight=32.06 * ``Cl``: name="chlorine", atomic_number=17, standard_atomic_weight=35.453 * ``Ar``: name="argon", atomic_number=18, standard_atomic_weight=39.948 * ``K``: name="potassium", atomic_number=19, standard_atomic_weight=39.0983 * ``Ca``: name="calcium", atomic_number=20, standard_atomic_weight=40.078 * ``Sc``: name="scandium", atomic_number=21, standard_atomic_weight=44.9559 * ``Ti``: name="titanium", atomic_number=22, standard_atomic_weight=47.867 * ``V``: name="vanadium", atomic_number=23, standard_atomic_weight=50.9415 * ``Cr``: name="chromium", atomic_number=24, standard_atomic_weight=51.996 * ``Mn``: name="manganese", atomic_number=25, standard_atomic_weight=54.938 * ``Fe``: name="iron", atomic_number=26, standard_atomic_weight=55.845 * ``Co``: name="cobalt", atomic_number=27, standard_atomic_weight=58.9332 * ``Ni``: name="nickel", atomic_number=28, standard_atomic_weight=58.6934 * ``Cu``: name="copper", atomic_number=29, standard_atomic_weight=63.546 * ``Zn``: name="zinc", atomic_number=30, standard_atomic_weight=65.38 * ``Ga``: name="gallium", atomic_number=31, standard_atomic_weight=69.72 * ``Ge``: name="germanium", atomic_number=32, standard_atomic_weight=72.63 * ``As``: name="arsenic", atomic_number=33, standard_atomic_weight=74.9216 * ``Se``: name="selenium", atomic_number=34, standard_atomic_weight=78.971 * ``Br``: name="bromine", atomic_number=35, standard_atomic_weight=79.904 * ``Kr``: name="krypton", atomic_number=36, standard_atomic_weight=83.798 * ``Rb``: name="rubidium", atomic_number=37, standard_atomic_weight=85.4678 * ``Sr``: name="strontium", atomic_number=38, standard_atomic_weight=87.62 * ``Y``: name="yttrium", atomic_number=39, standard_atomic_weight=88.9058 * ``Zr``: name="zirconium", atomic_number=40, standard_atomic_weight=91.224 * ``Nb``: name="niobium", atomic_number=41, standard_atomic_weight=92.9064 * ``Mo``: name="molybdenum", atomic_number=42, standard_atomic_weight=95.95 * ``Tc``: name="technetium", atomic_number=43, standard_atomic_weight=97.907 * ``Ru``: name="ruthenium", atomic_number=44, standard_atomic_weight=101.07 * ``Rh``: name="rhodium", atomic_number=45, standard_atomic_weight=102.906 * ``Pd``: name="palladium", atomic_number=46, standard_atomic_weight=106.42 * ``Ag``: name="silver", atomic_number=47, standard_atomic_weight=107.868 * ``Cd``: name="cadmium", atomic_number=48, standard_atomic_weight=112.414 * ``In``: name="indium", atomic_number=49, standard_atomic_weight=114.818 * ``Sn``: name="tin", atomic_number=50, standard_atomic_weight=118.71 * ``Sb``: name="antimony", atomic_number=51, standard_atomic_weight=121.76 * ``Te``: name="tellurium", atomic_number=52, standard_atomic_weight=127.6 * ``I``: name="iodine", atomic_number=53, standard_atomic_weight=126.905 * ``Xe``: name="xenon", atomic_number=54, standard_atomic_weight=131.293 * ``Cs``: name="cesium", atomic_number=55, standard_atomic_weight=132.905 * ``Ba``: name="barium", atomic_number=56, standard_atomic_weight=137.327 * ``La``: name="lanthanum", atomic_number=57, standard_atomic_weight=138.905 * ``Ce``: name="cerium", atomic_number=58, standard_atomic_weight=140.116 * ``Pr``: name="praseodymium", atomic_number=59, standard_atomic_weight=140.908 * ``Nd``: name="neodymium", atomic_number=60, standard_atomic_weight=144.242 * ``Pm``: name="promethium", atomic_number=61, standard_atomic_weight=145.0 * ``Sm``: name="samarium", atomic_number=62, standard_atomic_weight=150.36 * ``Eu``: name="europium", atomic_number=63, standard_atomic_weight=151.96 * ``Gd``: name="gadolinium", atomic_number=64, standard_atomic_weight=157.25 * ``Tb``: name="terbium", atomic_number=65, standard_atomic_weight=158.925 * ``Dy``: name="dysprosium", atomic_number=66, standard_atomic_weight=162.5 * ``Ho``: name="holmium", atomic_number=67, standard_atomic_weight=164.93 * ``Er``: name="erbium", atomic_number=68, standard_atomic_weight=167.259 * ``Tm``: name="thulium", atomic_number=69, standard_atomic_weight=168.934 * ``Yb``: name="ytterbium", atomic_number=70, standard_atomic_weight=173.045 * ``Lu``: name="lutetium", atomic_number=71, standard_atomic_weight=174.967 * ``Hf``: name="hafnium", atomic_number=72, standard_atomic_weight=178.49 * ``Ta``: name="tantalum", atomic_number=73, standard_atomic_weight=180.948 * ``W``: name="tungsten", atomic_number=74, standard_atomic_weight=183.84 * ``Re``: name="rhenium", atomic_number=75, standard_atomic_weight=186.207 * ``Os``: name="osmium", atomic_number=76, standard_atomic_weight=190.23 * ``Ir``: name="iridium", atomic_number=77, standard_atomic_weight=192.217 * ``Pt``: name="platinum", atomic_number=78, standard_atomic_weight=195.084 * ``Au``: name="gold", atomic_number=79, standard_atomic_weight=196.967 * ``Hg``: name="mercury", atomic_number=80, standard_atomic_weight=200.592 * ``Tl``: name="thallium", atomic_number=81, standard_atomic_weight=204.383 * ``Pb``: name="lead", atomic_number=82, standard_atomic_weight=207.2 * ``Bi``: name="bismuth", atomic_number=83, standard_atomic_weight=208.98 * ``Po``: name="polonium", atomic_number=84, standard_atomic_weight=209.0 * ``At``: name="astatine", atomic_number=85, standard_atomic_weight=210.0 * ``Rn``: name="radon", atomic_number=86, standard_atomic_weight=222.0 * ``Fr``: name="francium", atomic_number=87, standard_atomic_weight=223.0 * ``Ra``: name="radium", atomic_number=88, standard_atomic_weight=226.0 * ``Ac``: name="actinium", atomic_number=89, standard_atomic_weight=227.0 * ``Th``: name="thorium", atomic_number=90, standard_atomic_weight=232.038 * ``Pa``: name="protactinium", atomic_number=91, standard_atomic_weight=231.036 * ``U``: name="uranium", atomic_number=92, standard_atomic_weight=238.029 * ``Np``: name="neptunium", atomic_number=93, standard_atomic_weight=237.048 * ``Pu``: name="plutonium", atomic_number=94, standard_atomic_weight=239.052 * ``Am``: name="americium", atomic_number=95, standard_atomic_weight=243.0 * ``Cm``: name="curium", atomic_number=96, standard_atomic_weight=247.0 * ``Bk``: name="berkelium", atomic_number=97, standard_atomic_weight=247.0 * ``Cf``: name="californium", atomic_number=98, standard_atomic_weight=251.0 * ``Es``: name="einsteinium", atomic_number=99, standard_atomic_weight=252 * ``Fm``: name="fermium", atomic_number=100, standard_atomic_weight=257 * ``Md``: name="mendelevium", atomic_number=101, standard_atomic_weight=258 * ``No``: name="nobelium", atomic_number=102, standard_atomic_weight=259 * ``Lr``: name="lawrencium", atomic_number=103, standard_atomic_weight=266 * ``Rf``: name="rutherfordium", atomic_number=104, standard_atomic_weight=267 * ``Db``: name="dubnium", atomic_number=105, standard_atomic_weight=268 * ``Sg``: name="seaborgium", atomic_number=106, standard_atomic_weight=269 * ``Bh``: name="bohrium", atomic_number=107, standard_atomic_weight=270 * ``Hs``: name="hassium", atomic_number=108, standard_atomic_weight=269 * ``Mt``: name="meitnerium", atomic_number=109, standard_atomic_weight=278 * ``Ds``: name="darmstadtium", atomic_number=110, standard_atomic_weight=281 * ``Rg``: name="roentgenium", atomic_number=111, standard_atomic_weight=282 * ``Cn``: name="copernicium", atomic_number=112, standard_atomic_weight=285 * ``Nh``: name="nihonium", atomic_number=113, standard_atomic_weight=286 * ``Fl``: name="flerovium", atomic_number=114, standard_atomic_weight=289 * ``Mc``: name="moscovium", atomic_number=115, standard_atomic_weight=290 * ``Lv``: name="livermorium", atomic_number=116, standard_atomic_weight=293 * ``Ts``: name="tennessine", atomic_number=117, standard_atomic_weight=294 * ``Og``: name="oganesson", atomic_number=118, standard_atomic_weight=294 Hypertext Anchors ----------------- List of hypertext anchors for all groups, fields, attributes, and links defined in this class. * :ref:`/NXelement/symbol-field ` **NXDL Source**: https://github.com/FAIRmat-NFDI/nexus_definitions/tree/fairmat/contributed_definitions/NXelement.nxdl.xml