Home > Product list > Mt
Product list


Meitnerium , including Technical Data, Safety Data and its high purity propertiesresearch, applications and other useful facts are discussed below. Scientific facts such as the atomic structureionization energyabundance on Earth,conductivity and thermal properties are included.

Meitnerium‘s appearance is unknown. Little is known about the element and it has no known uses. Meitnerium is a synthetic element that is not present in the environment.

Meitnerium is a is a D-Block, Group 9, Period 7 element. The number of electrons in each of Meitnerium‘s shells is 2, 8, 18, 32, 32, 15, 2 and its electronic configuration is [Rn]7s25f146d7[1]. In its elemental form Meitnerium‘s CAS number is 54038-01-6

Meitnerium was first created in 1982 by a team headed by Peter Armbruster and Gottfried Münzenber at the Heavy Ion Research Laboratory in Darmstadt, Germany.

Abundance. The following table shows the abundance of Meitnerium and each of its naturally occurring isotopes on Earth along with the atomic mass for each isotope.

Isotope Atomic Mass % Abundance on Earth
Mt-265 266.1366 -
Mt-266 266.13764 (45) -
Mt-267 267.1375 -
Mt-268 268.1388 -
Mt-269 269.1391 -
Mt-270 270.1407 -
Mt-271 271.1412 -
Mt-275 275 -
Mt-276 276 -

The following table shows the abundance of Meitnerium present in the human body and in the universe scaled to parts per billion (ppb) by weight and by atom:

  Typical Human Body Universe
by Weight - -
by Atom - -

Ionization Energy. The ionization energy for Meitnerium (the least required energy to release a single electron from the atom in it‘s ground state in the gas phase) is stated in the following table:
1st Ionization Energy kJ mol-1
2nd Ionization Energy kJ mol-1

Conductivity. No data. 

Thermal Properties. The melting point and boiling point for Meitnerium are stated below. The following chart sets forth the heat of fusion, heat of vaporization and heat of atomization.
Heat of Fusion No data
Heat of Vaporization No data
Heat of Atomization No data

Formula Atomic Number Molecular Weight Electronegativity (Pauling) Density Melting Point Boiling Point Vanderwaals radius Ionic radius Energy of first ionization
Mt 109 [ 268]