Banye na Elementị

Họrọ ruo 4 elements ka ịtụle uru ha n'otu n'otu.

Fr

Francium

#87 · Alkaline Metal

Ụdị223.01973 u
Mgbatị1.87 g/cm³
Mkpa300.0 K
Ńkwádò950.0 K
Elektrọn0.7
I_onization Energy380.0 kJ/mol
Atomic Radius260.0 pm
Blokịs-block
State (RT)Òtù
Nhazi[Rn] 7s1
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