Periodic Table van Chromium en Thorium
Periodiek systeem
Symbool
Cr
Th
Group Number
6
12
0
18
periode Aantal
4
7
Blok
d block
f block
element Family
Transition Metal
actinide
CAS-nummer
7440473
39
7440326
99+
Space Group Name
Im_ 3m
P63 / mmc
Space Group Number
229,00
1
194,00
5
|
||
|
||
|
