Titaniummineral data
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Element

Astatine

astatine

AtSymbol
85Atomic number
210.0 uAtomic mass

Facts

Symbol
At
Atomic number
85
Atomic mass
210.0 u
Period
6
Group
17
Block
p
Melting point
575 °C
Boiling point
503 °C
Discovered
1940

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q999