Meitnerium

109Mt

Statistics:

Name: Meitnerium
Symbol: Mt
Classification: Transition Metal
Atomic Number: 109
Atomic Mass: 266 g/mol
Density: unknown
Melting: unknown
Boiling: unknown
Protons & Electrons:109
Neutrons:157
Discovered: 1982
Discovered By: GSI
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Electrons Per Energy Level:

Level 1: 2
Level 2: 8
Level 3: 18
Level 4: 32
Level 5: 32
Level 6: 15
Level 7: 2

Isotopes:

Isotope: Half-life

²²⁶Mt: 0.8 milliseconds

Brief Summary

Meitnerium is a Transition Metal with the symbol 'Mt' and contains 109 Protons & Electrons with 157 neutrons in the nucleus of the atom. Meitnerium has an atomic mass of 266 g/mol .

Meitnerium was discovered by GSI in 1982 and is named 'Meitnerium' After Austrian physicist, Lise Meitner.

Some common usages for Meitnerium: currently unknown.

Definitions and Notes

Density listed is at a temperature of 20°C.

Isotopes are forms of an element who have the same atomic number but different mass because they contain different number of neutrons.

Half-life is the time required for a quantity of a subject to fall to half of its current quantity.

MLA Citing Format

Meitnerium :: Mt :: 109 - Chemical Element. 10 Mar. 2010 <http://www.chemicalelement.com/element/meitnerium.html>.

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