Change: Roentgenium's most stable isotope, roentgenium-280, has a half-life of about 3.6 seconds. ItI decays into meitnerium-276 through alpha decay My Home(Body, Planet, Universe)By looking on the graph at the bottom of the table, or this page, you can see the elements   View changes from previous version. (Word count: 370)

Change: There were only format changes (bold, italics, etc.) in this version. See this version for details. (Word count: 345)

Change: at the bottom of the table, or this page, you can see the elements above the atomic number 93 or so have very little or none abundance in the earth's crust. Also my element is not in the human body. I am Element! I am one   View changes from previous version. (Word count: 346)

Change: First1st Energy Level: 2 Second2nd Energy Level: 8 Third3rd Energy Level: 18 Fourth4th Energy Level: 32 Fifth5th Energy Level: 32 Sixth6th Energy Level: 18 Seventh7th Energy Level: 1 My PropertiesMy properties are unknown becuase few unununium   View changes from previous version. (Word count: 337)

Change: 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 My PropertiesMy properties are unknown becuase few unununium atoms   View changes from previous version. (Word count: 337)

Change: There were only format changes (bold, italics, etc.) in this version. See this version for details. (Word count: 217)

Change:  are unknown becuase few unununium atoms have been created and tested. One would think I would be similar to gold and silver becuase I am in the same family. My Home(Body, Planet, Universe)By looking on the graph you can see   View changes from previous version. (Word count: 210)

Change: By looking on the graph you can see the elements above the atomic number 93 or so have very little or none abundance in the earth's crust. Also my element isMy not in the human body.Jobs UsesThere are no uses for this   View changes from previous version. (Word count: 190)

Change: or none abundance in the earth's crust. Also my element is not in the human body.UsesThere are no uses for this elements becuase it is highly radioactive and is very hard to make.   View changes from previous version. (Word count: 153)

Change: lead target. By looking on the graph you can see the elements above the atomic number 93 or so have very little or none abundance in the earth's crust. Also my element is not in the human body.The electron configuration of my element is [Rn] 5f14 6d10 7s1   View changes from previous version. (Word count: 127)