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118
11HHydrojen2
13141516172HeHelyum
23LiLythyum4BeBerylyum5BBoron6CCarbon7NNytrojen8OOxyjen9FFluryn10NeNeon
311NaSodyum12MgMagnysyum345678910111213AlAlumynyum14SiSylycon15PFosforus16SSulfor17ClCloryn18ArArgon
419KCalyum20CaCalcyum21ScScandyum22TiTytanyum23VVanadyum24CrCromyum25MnManganus26FeHorn27CoCobolt28NiNykel29CuCober30ZnSynk31GaGalyum32GeGermanyum33AsArsenyk34SeSelenyum35BrBromyn36KrCrypton
537RbRubydyum38SrStrontyum39YYtryum40ZrZerconyum41NbNyobyum42MoMolybdenum43TcTechnytyum44RuRuthenyum45RhRhodyum46PdPaladyum47AgArhans48CdCadmyum49InEyndyum50SnSten51SbAntymony52TeTeluryum53IEyodyn54XeXenon
655CsCesyum56BaBaryum57-71
La-Lu		72HfHafnyum73TaTantalum74WTungsten75ReRhenyum76OsOsmyum77IrYrydyum78PtPlatynum79AuOwr80HgArhans Bew81TlThalyum82PbPlom83BiBysmuth84PoPolonyum85AtAstatyn86RnRadon
787FrFrankyum88RaRadyum89-103
Ac-Lr		104RfRutherfordyum105DbDubnyum106SgSeaborgyum107BhBohryum108HsHassyum109MtMeytneryum110DsDarmstadtium111RgRoentgenium112CnCopernicium113NhNihonium114FlFlerovium115McMoscovium116LvLivermorium117TsTennessine118OgOganneson
8119UueUnunennium120UbnUnbinilium121-126
Ubu-Ubh
57LaLanthanum58CeKeryum59PrPrasodyum60NdNeodymyum61PmPromethyum62SmSamaryum63EuEuropyum64GdGadolynyum65TbTerbyum66DyDysprosyum67HoHolmyum68ErErbyum69TmThulyum70YbYterbyum71LuLutetyum
89AcActynyum90ThThoryum91PaProtoactynyum92UUranyum93NpNeptunyum94PuPlutonyum95AmAmerycanyum96CmCuryum97BkBerkelyum98CfCalyfornyum99EsEynsteynyum100FmFermyum101MdMendelevyum102NoNobelyum103LrLawrencyum
121UbuUnbiunium122UbbUnbibium123UbtUnbitrium124UbqUnbiquadium125UbpUnbipentium126UbhUnbihexium127UbsUnbiseptium
Tantalum
Ta73
180.947878335825 (g/mol)
Metalow treusworrans
72Hafnyum74Tungsten
Overview
  • Latin name:
    Tantalum
  • Hanow Sowsnek:
    Tantalum
  • Diskudhans year:
    1802
  • Discoverer:
    Anders Gustaf Ekeberg
  • Pow an Diskudhans:
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  • Costu per 100 grammi:
    95 USD
  • CAS Number:
    CAS7440-25-7
  • Elektron shell:
    K2-L8-M18-N32-O11-P2-Q0-R0
        Elektrons:
        73
        Protons:
        73
        Neutrons:
        108
        Properties
        • Niver atomek:
          73
        • Atomek poester (Relative atomek mass):
          180.947878335825 (g/mol)
        • Tewder:
          16.69 (g/cm³)
        • Poynt tedha:
          3017.0°C = 5462.60°F = 3290.15K
        • Poynt bryjyon:
          5458.0°C = 9856.40°F = 5731.15K
        • Valence:
          3, 4, 5
        • Period:
          6
        • Group:
        • Block:
          d - block
        • Spektrum dyllans:
        Perthyansow thermodynamek
        • Phase:
          Solid
        • Fusion heat:
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        • Tommder arbennek:
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        • Thermal omlesans:
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        • Tommder ethenans:
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        Atomek properties
        • Elektron configuration:
          [Xe] 4f14 5d3 6s2 = 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d3 6s2
          • Studhow oksidyans:
          • -
          • -
          • -
          • -
          • -
          • -
          • -
          • +2
          • +3
          • +4
          • +5
          • -
          • -
          • -
          • -
        • Ion kost:
          Ta5+
        • Galloes ionheans an atom:
          7.89 (eV)
        • Atomek radius:
          200 (pm)
        • Radius kovalent:
          158 (pm)
        • Radius Van der Waals:
          217 (pm)
        Perthyansow elektromagnetek
        • Tredanel conductivity:
          7633587.78625954 (S/m)
        • Tredanel type:
          Conductor
        • Eghen vagnetek:
          ----
        • Susceptibilita magnetek folum:
          1.782 ⋅ 10-4
        • Susceptibilita magnetek poes:
          1.07 ⋅ 10-8
        • Susceptibilita magnetek molar:
          1.936 ⋅ 10-9 (m³/mol)
        • Resistivity:
          1.31 ⋅ 10-7 (Ω · m)
        • Poynt ughhedhesedh:
          -268.68°C = -451.62°F = 4.47K
        Crystal bagh
        • Structure of the grid:
          Tetragonal
        • Grid parameters:
          3.310 Å
        • Stons
          ----
        • Tempredh Debye:
          -48.15°C = -54.67°F = 225K
        Keworansel information
        • Color:
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        • CAS Number:
          CAS7440-25-7
        • CID Number:
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        • RTEC Number:
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        • Kaletter Brinell:
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        • Mohs hardness:
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        • Kaletter Vickers:
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        • Bulk modulus:
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        • Modulus Young:
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        • Liquid tewder:
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        • Folum molar:
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        • Kevradh Poisson:
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        • Modulus trehans:
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        • Sound speed:
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        • Menegva plegyans:
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        • Hedhesedh tommder:
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        Reactivity
        • Electronegativity:
          1.5
        • Valence:
          3, 4, 5
        • Elektron affinity:
          31.0 (kJ/mole)
        Perthyansow nuklerek
        • Radioactive:
          Na
        • Half life, s:
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        • Lifetime, s:
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        • Neutron krows section, barn:
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        • Fire hazard:
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        • Peryl yeghes:
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        • Reactivity:
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        • Peryl arbennek:
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        Prevalence
        • Universe consists of "Tantalum" on
          ----
        • Howl consists of "Tantalum" on
          ----
        • Oceans consists of "Tantalum" on
          2.0 ⋅ 10-8%
        • Human korf consists of "Tantalum" on
          2.8536407 ⋅ 10-7%
        • The an Norvys krestennen consists of "Tantalum" on
          2.0 ⋅ 10-4%
        • Meteorites konsystya of "Tantalum" on
          2.0 ⋅ 10-6%