Alkaline earth metal
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Chemical elements
Main informations
Wikipedia
en.wikipedia.org/wiki/Alkaline_earth_metal
Elements
Barium
Symbol:
Ba
Atomic number:
56
Beryllium
Symbol:
Be
Atomic number:
4
Calcium
Symbol:
Ca
Atomic number:
20
Magnesium
Symbol:
Mg
Atomic number:
12
Radium
Symbol:
Ra
Atomic number:
88
Strontium
Symbol:
Sr
Atomic number:
38
Chemical elements
Periodic table
CZ
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EN
encyclopedia of chemical elements
