鈁 (金屬)
原子序:87
電子排佈:2, 8, 18, 32, 18, 8, 1
物態(常溫常壓):固態
族:1
週期:7
Francium (Metal)
Atomic no: 87
electronic arrangement: 2, 8, 18, 32, 18, 8, 1
State (r.t.p): Solid
Group: 1
Period: 7