|
Copernicium
|
Cn
|
112
|
Post-transition metal
|
Nicolaus Copernicus, astronomer
|
12
|
7
|
|
|
-23.70
|
|
357.00
|
|
|
0.00
|
|
Roentgenium
|
Rg
|
111
|
Unknown chemical properties
|
Wilhelm Conrad Röntgen, physicist
|
11
|
7
|
|
|
-28.70
|
|
|
|
|
0.00
|
|
Dubnium
|
Db
|
105
|
Transition metal
|
Dubna, Russia
|
5
|
7
|
|
|
-29.30
|
|
|
|
|
0.00
|
|
Darmstadtium
|
Ds
|
110
|
Unknown chemical properties
|
Darmstadt, Germany, where the element was first synthesized
|
10
|
7
|
|
|
-34.80
|
|
|
|
|
0.00
|
|
Seaborgium
|
Sg
|
106
|
Transition metal
|
Glenn T. Seaborg, scientist
|
6
|
7
|
|
|
-35.00
|
|
|
|
|
0.00
|
|
Bohrium
|
Bh
|
107
|
Transition metal
|
Niels Bohr, physicist
|
7
|
7
|
|
|
-37.10
|
|
|
|
|
0.00
|
|
Meitnerium
|
Mt
|
109
|
Unknown chemical properties
|
Lise Meitner, physicist
|
9
|
7
|
|
|
-37.40
|
|
|
|
|
0.00
|
|
Hassium
|
Hs
|
108
|
Transition metal
|
Hesse, Germany, where the element was first synthesized
|
8
|
7
|
|
|
-40.70
|
|
|
|
|
0.00
|