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Iarann


Iarann
Iarann
Clàr pillteach
H He
Li Be B C N O F Ne
Na Mg Al Si P S Cl Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba * Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra ** Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og
* La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
** Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr
Buadhan
Samhla Fe
Àireamh 26
Buidheann Iarann (8)
Ùine 4
Bloca d
Seòrsa Meatailt trastach
Buadhan stuthach
Dath Airgead
Teothachd leaghaidh 1811 K ​(1538 °C, ​2800 °F)
Teothachd goilidh 3134 K ​(2862 °C, ​5182 °F)
Buadhan atamach
Tomad atamach/Da 55.845(2)
Comh-dhealbhadh atamach [Ar] 3d6 4s2
Cor ogsaideachaidh −2, −1, +1,+2,+3,+4,+5,+6
1mh lùth aidheonachaidh/kJ mol–1 762.5
2mh lùth aidheonachaidh/kJ mol–1 1561.9
3mh lùth aidheonachaidh/kJ mol–1 2957

Is e eileamaid cheimigeach a tha ann an iarann le samhla Fe (Laideann: ferrum) agus àireamh atamach 26.

Is e meatailt trastach bog a tha ann. Tha ceithir isotòpaichean nàdarra aige, 54Fe (5.8%), 56Fe (91.8%), 57Fe (2.1%) agus 58Fe (0.3%).[1]

  1. Atomic Weights and Isotopic Compositions for Iron”. National Institute of Standards and Technology. Air a thogail 11mh dhen Dàmhair 2016.

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Yster AF Eisen ALS ብረት AM Marad AMI Fierro AN Īsen ANG लोहा ANP حديد Arabic ܦܪܙܠܐ ARC حديد ARY

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