Sodium and Chromium Periodic Table
Periodic Table
Symbol
Na
Cr
Group Number
1
17
6
12
Period Number
3
4
Block
s block
d block
Element Family
Alkali
Transition Metal
CAS Number
7440235
99+
7440473
39
Space Group Name
Im_ 3m
Im_ 3m
Space Group Number
229.00
1
229.00
1
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