Mendeleev's Periodic Table > Mt - Meitnerium

Mt - Meitnerium

An artifical element named after Lise Meiter. Discovered by Peter Armbruster and Gottfried Münzenberg in 1984. Element 109, meitnerium, is a synthetic element that is not present in the environment at all.

Atomic number	-	109	Density	g/mL	-
Atomic weight	u	266	Melting point	K	-
Bonding radius	A	-	Boiling point	K	-
Atomic radius	A	-	Heat of vaporization	kJ/mol	-
Ionization Potential	V	-	Heat of fusion	kJ/mol	-
Electronegativity	-	-	Specific heat	J/gK	-
The oxide is unknown.			Crystal are unknown.
Electron config. : [Rn] 5f¹⁴ 6d⁷ 7s²

Isotopes of Mt:

MASS abundancy Halflife Particle, Energy Decay Product(s) Isotopic Mass		266 3.4 msec a/SF,11.269 Bh-262/? 266.13784	267 ,11.269 MeV 267.0	268 70 msec a,11.269 MeV Bh-264 268.0

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