Ununseptium
about Ununseptium
Ununseptium is a super heavy chemical element. It is also known as eka-astatine. It is the second heaviest metal ever made. It is a halogen. previous members commonly accept another electron to achieve a noble gas electronic configuration having eight electrons in its valence shell which is the minimum energy configurationin which the outer electrons are tightly bound
Ununseptium and the periodic tble of elements
It is in group 17. It is the 7th period. Its atomic number is 117. Ther are 117 electrons protons and neutrons. Its atomic mass is 294. It's symbol is Uus.
Uses
Ununseptium has no official uses. It is completely for research only
whereis it in nature
It is not found in nature. It is a man made element.
ununseptium atomic model
has 117 electrons in each atom
Its place in the table
It has an atomic number of 117
What is it for
They have not yet found a use for ununseptium
characteristics
is a very radioactive element that has only been made in small amounts. its radioactivity causes it to be very harmful.
discovery
It was discovered in 2009 at the dubna laboratory of nuclear reactions in russia. It was discovered by a science team at the lab.
Element 117
sources
"Ununseptium Element Facts." Chemicool. Chemicool, 10 Oct. 2012. Web. 17 Dec. 2014. <http://www.chemicool.com/elements/ununseptium.html>.
"Ununseptium." Royal Society of Chemistry. Royal Society of Chemistry, 1 Oct. 2011. Web. 17 Dec. 2014. <http://www.chemicool.com/elements/ununseptium.html>.
Dayah, Michael. "Dynamic Periodic Table." Ptable. 1 Jan. 1997. Web. 17 Dec. 2014. <www.ptable.com>.