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Francium
Francium

Lawrencium
Lawrencium



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Francium
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Lawrencium

Francium and Lawrencium Periodic Table

Periodic Table

Symbol

Fr
Lr

Group Number

13
0 17
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Period Number

77
2 7
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Block

s block
d block

Element Family

Alkali
Actinide

CAS Number

744073522537195
7429905 54386242
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Space Group Name

-
-

Space Group Number

225.00225.00
11 276
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