مېټېنېټريوم

Meitnerium, ₁₀₉Mt
عمومي خواص
Pronunciation	/maɪtˈnɪəriəm/ or /ˈmaɪtnəriəm/ ; myt-NEER-ee-əm or MYT-nər-ee-əm
Meitnerium په دوراني جدول کې
hassium ← meitnerium → darmstadtium	‍
اټومي شمیره (Z)	109
گروپ, پیریود	group 9, period 7
بلاک	d-block
Element category	unknown, but probably a transition metal
Mass number	278; (unconfirmed: 282) (most stable isotope)
Electron configuration	[Rn] 5f14 6d7 7s2 (calculated)
Electrons per shell	2, 8, 18, 32, 32, 15, 2 (predicted)
فزیکي خواص
حالت (at STP)	جامد (predicted)
Density near r.t.	37.4 g/cm3 (predicted)
اټومي خواص
Oxidation states	9, 8, 6, 4, 3, 1 (predicted)
Ionization energies	1st: 800.8 kJ/mol ; 2nd: 1823.6 kJ/mol ; 3rd: 2904.2 kJ/mol ; (more) (all estimated);
Atomic radius	empirical: 128 pm (predicted)
Covalent radius	129 pm (estimated)
Miscellanea
Crystal structure	face-centered cubic (fcc) Face-centered cubic crystal structure for meitnerium; (predicted)
Magnetic ordering	paramagnetic (predicted)
CAS Number	54038-01-6
History
Naming	after Lise Meitner
Discovery	Gesellschaft für Schwerionenforschung (1982)
Main isotopes of meitnerium
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مېټېنېټريوم (په انگرېزي: Meitnerium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Mt سمبول او ۱۰۹ اتمي شمېرې په وسیله ښودل شوی دی.

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