3.3.1.19. NXelement

Status:

base class, extends NXobject

Description:

Definition of a chemical element.

Symbols:

No symbol table

Groups cited:

none

Structure:

symbol: (optional) NX_CHAR

For each symbol, the atomic number, common English name, and standard atomic w ...

For each symbol, the atomic number, common English name, and standard atomic weight are also given.

Any of these values:

  • H: Z=1, name=”hydrogen”, standard_atomic_weight=1.0078

  • He: Z=2, name=”helium”, standard_atomic_weight=4.0026

  • Li: Z=3, name=”lithium”, standard_atomic_weight=6.94

  • Be: Z=4, name=”beryllium”, standard_atomic_weight=9.0122

  • B: Z=5, name=”boron”, standard_atomic_weight=10.81

  • C: Z=6, name=”carbon”, standard_atomic_weight=12.011

  • N: Z=7, name=”nitrogen”, standard_atomic_weight=14.007

  • O: Z=8, name=”oxygen”, standard_atomic_weight=15.999

  • F: Z=9, name=”fluorine”, standard_atomic_weight=18.9984

  • Ne: Z=10, name=”neon”, standard_atomic_weight=20.1797

  • Na: Z=11, name=”sodium”, standard_atomic_weight=22.9898

  • Mg: Z=12, name=”magnesium”, standard_atomic_weight=24.305

  • Al: Z=13, name=”aluminum”, standard_atomic_weight=26.9815

  • Si: Z=14, name=”silicon”, standard_atomic_weight=28.085

  • P: Z=15, name=”phosphorus”, standard_atomic_weight=30.9738

  • S: Z=16, name=”sulfur”, standard_atomic_weight=32.06

  • Cl: Z=17, name=”chlorine”, standard_atomic_weight=35.453

  • Ar: Z=18, name=”argon”, standard_atomic_weight=39.948

  • K: Z=19, name=”potassium”, standard_atomic_weight=39.0983

  • Ca: Z=20, name=”calcium”, standard_atomic_weight=40.078

  • Sc: Z=21, name=”scandium”, standard_atomic_weight=44.9559

  • Ti: Z=22, name=”titanium”, standard_atomic_weight=47.867

  • V: Z=23, name=”vanadium”, standard_atomic_weight=50.9415

  • Cr: Z=24, name=”chromium”, standard_atomic_weight=51.996

  • Mn: Z=25, name=”manganese”, standard_atomic_weight=54.938

  • Fe: Z=26, name=”iron”, standard_atomic_weight=55.845

  • Co: Z=27, name=”cobalt”, standard_atomic_weight=58.9332

  • Ni: Z=28, name=”nickel”, standard_atomic_weight=58.6934

  • Cu: Z=29, name=”copper”, standard_atomic_weight=63.546

  • Zn: Z=30, name=”zinc”, standard_atomic_weight=65.38

  • Ga: Z=31, name=”gallium”, standard_atomic_weight=69.72

  • Ge: Z=32, name=”germanium”, standard_atomic_weight=72.63

  • As: Z=33, name=”arsenic”, standard_atomic_weight=74.9216

  • Se: Z=34, name=”selenium”, standard_atomic_weight=78.971

  • Br: Z=35, name=”bromine”, standard_atomic_weight=79.904

  • Kr: Z=36, name=”krypton”, standard_atomic_weight=83.798

  • Rb: Z=37, name=”rubidium”, standard_atomic_weight=85.4678

  • Sr: Z=38, name=”strontium”, standard_atomic_weight=87.62

  • Y: Z=39, name=”yttrium”, standard_atomic_weight=88.9058

  • Zr: Z=40, name=”zirconium”, standard_atomic_weight=91.224

  • Nb: Z=41, name=”niobium”, standard_atomic_weight=92.9064

  • Mo: Z=42, name=”molybdenum”, standard_atomic_weight=95.95

  • Tc: Z=43, name=”technetium”, standard_atomic_weight=97.907

  • Ru: Z=44, name=”ruthenium”, standard_atomic_weight=101.07

  • Rh: Z=45, name=”rhodium”, standard_atomic_weight=102.906

  • Pd: Z=46, name=”palladium”, standard_atomic_weight=106.42

  • Ag: Z=47, name=”silver”, standard_atomic_weight=107.868

  • Cd: Z=48, name=”cadmium”, standard_atomic_weight=112.414

  • In: Z=49, name=”indium”, standard_atomic_weight=114.818

  • Sn: Z=50, name=”tin”, standard_atomic_weight=118.71

  • Sb: Z=51, name=”antimony”, standard_atomic_weight=121.76

  • Te: Z=52, name=”tellurium”, standard_atomic_weight=127.6

  • I: Z=53, name=”iodine”, standard_atomic_weight=126.905

  • Xe: Z=54, name=”xenon”, standard_atomic_weight=131.293

  • Cs: Z=55, name=”cesium”, standard_atomic_weight=132.905

  • Ba: Z=56, name=”barium”, standard_atomic_weight=137.327

  • La: Z=57, name=”lanthanum”, standard_atomic_weight=138.905

  • Ce: Z=58, name=”cerium”, standard_atomic_weight=140.116

  • Pr: Z=59, name=”praseodymium”, standard_atomic_weight=140.908

  • Nd: Z=60, name=”neodymium”, standard_atomic_weight=144.242

  • Pm: Z=61, name=”promethium”, standard_atomic_weight=145.0

  • Sm: Z=62, name=”samarium”, standard_atomic_weight=150.36

  • Eu: Z=63, name=”europium”, standard_atomic_weight=151.96

  • Gd: Z=64, name=”gadolinium”, standard_atomic_weight=157.25

  • Tb: Z=65, name=”terbium”, standard_atomic_weight=158.925

  • Dy: Z=66, name=”dysprosium”, standard_atomic_weight=162.5

  • Ho: Z=67, name=”holmium”, standard_atomic_weight=164.93

  • Er: Z=68, name=”erbium”, standard_atomic_weight=167.259

  • Tm: Z=69, name=”thulium”, standard_atomic_weight=168.934

  • Yb: Z=70, name=”ytterbium”, standard_atomic_weight=173.045

  • Lu: Z=71, name=”lutetium”, standard_atomic_weight=174.967

  • Hf: Z=72, name=”hafnium”, standard_atomic_weight=178.49

  • Ta: Z=73, name=”tantalum”, standard_atomic_weight=180.948

  • W: Z=74, name=”tungsten”, standard_atomic_weight=183.84

  • Re: Z=75, name=”rhenium”, standard_atomic_weight=186.207

  • Os: Z=76, name=”osmium”, standard_atomic_weight=190.23

  • Ir: Z=77, name=”iridium”, standard_atomic_weight=192.217

  • Pt: Z=78, name=”platinum”, standard_atomic_weight=195.084

  • Au: Z=79, name=”gold”, standard_atomic_weight=196.967

  • Hg: Z=80, name=”mercury”, standard_atomic_weight=200.592

  • Tl: Z=81, name=”thallium”, standard_atomic_weight=204.383

  • Pb: Z=82, name=”lead”, standard_atomic_weight=207.2

  • Bi: Z=83, name=”bismuth”, standard_atomic_weight=208.98

  • Po: Z=84, name=”polonium”, standard_atomic_weight=209.0

  • At: Z=85, name=”astatine”, standard_atomic_weight=210.0

  • Rn: Z=86, name=”radon”, standard_atomic_weight=222.0

  • Fr: Z=87, name=”francium”, standard_atomic_weight=223.0

  • Ra: Z=88, name=”radium”, standard_atomic_weight=226.0

  • Ac: Z=89, name=”actinium”, standard_atomic_weight=227.0

  • Th: Z=90, name=”thorium”, standard_atomic_weight=232.038

  • Pa: Z=91, name=”protactinium”, standard_atomic_weight=231.036

  • U: Z=92, name=”uranium”, standard_atomic_weight=238.029

  • Np: Z=93, name=”neptunium”, standard_atomic_weight=237.048

  • Pu: Z=94, name=”plutonium”, standard_atomic_weight=239.052

  • Am: Z=95, name=”americium”, standard_atomic_weight=243.0

  • Cm: Z=96, name=”curium”, standard_atomic_weight=247.0

  • Bk: Z=97, name=”berkelium”, standard_atomic_weight=247.0

  • Cf: Z=98, name=”californium”, standard_atomic_weight=251.0

  • Es: Z=99, name=”einsteinium”, standard_atomic_weight=252

  • Fm: Z=100, name=”fermium”, standard_atomic_weight=257

  • Md: Z=101, name=”mendelevium”, standard_atomic_weight=258

  • No: Z=102, name=”nobelium”, standard_atomic_weight=259

  • Lr: Z=103, name=”lawrencium”, standard_atomic_weight=266

  • Rf: Z=104, name=”rutherfordium”, standard_atomic_weight=267

  • Db: Z=105, name=”dubnium”, standard_atomic_weight=268

  • Sg: Z=106, name=”seaborgium”, standard_atomic_weight=269

  • Bh: Z=107, name=”bohrium”, standard_atomic_weight=270

  • Hs: Z=108, name=”hassium”, standard_atomic_weight=269

  • Mt: Z=109, name=”meitnerium”, standard_atomic_weight=278

  • Ds: Z=110, name=”darmstadtium”, standard_atomic_weight=281

  • Rg: Z=111, name=”roentgenium”, standard_atomic_weight=282

  • Cn: Z=112, name=”copernicium”, standard_atomic_weight=285

  • Nh: Z=113, name=”nihonium”, standard_atomic_weight=286

  • Fl: Z=114, name=”flerovium”, standard_atomic_weight=289

  • Mc: Z=115, name=”moscovium”, standard_atomic_weight=290

  • Lv: Z=116, name=”livermorium”, standard_atomic_weight=293

  • Ts: Z=117, name=”tennessine”, standard_atomic_weight=294

  • Og: Z=118, name=”oganesson”, standard_atomic_weight=294

atomic_number: (optional) NX_INT

The charge number Z of the atomic nucleus.

atomic_weight: (optional) NX_FLOAT {units=NX_MASS}

*Relative atomic mass* of the element in *amu*. It can be but is not restricte ...

Relative atomic mass of the element in amu. It can be but is not restricted to the standard atomic weight (using the natural abundance of isotopes).

oxidation_state: (optional) NX_CHAR

The charge of the atom after ionic approximation of its heteronuclear bonds.

Hypertext Anchors

List of hypertext anchors for all groups, fields, attributes, and links defined in this class.

NXDL Source:

https://github.com/nexusformat/definitions/blob/main/base_classes/NXelement.nxdl.xml