Periodic Table van Yttrium en Polonium
Periodiek systeem
Symbool
Y
Po
Group Number
3
15
16
2
periode Aantal
5
6
Blok
d block
p block
element Family
Transition Metal
post- Transition
CAS-nummer
7440655
25
7440086
99+
Space Group Name
P63 / mmc
Pm-3m
Space Group Number
194,00
5
221,00
3
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