Unununium at Chemical Elements.com 


Basic Information


Name: Unununium
Symbol: Uuu
Atomic Number: 111
Atomic Mass: (272.0) amu
Melting Point: Unknown
Boiling Point: Unknown
Number of Protons/Electrons: 111
Number of Neutrons: 161
Classification: Transition Metal
Crystal Structure: Unknown
Density @ 293 K: Unknown
Color: Unknown


Atomic Structure

[Bohr Model of Unununium]  
Number of Energy Levels: 7

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 32
    Fifth Energy Level: 32
    Sixth Energy Level: 18
    Seventh Energy Level: 1

Isotopes

Isotope Half Life

Facts


Date of Discovery: 1994
Discoverer: S. Hofmann
Name Origin: Un (one) un (one) un (one) ium
Uses: No uses known
Obtained From: Man-made