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Atomic Group 2
Elements of group two.
6
Other
10th Grade
10/21/2015
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Cards

Term
Beryllium
4
Be
9.012182(3)
 Definition
Protons-4
Electrons-4
Neutrons-5
Term
Magnesium
12
Mg
24.3050(6)
 Definition
Protons-12
Electrons-12
Neutrons-12
Term
Calcium
20
Ca
40.078(4)
 Definition
Protons-20
Electrons-20
Neutrons-20
Term
Strontium
38
Sr
87.62(1)
 Definition
Protons-38
Electrons-38
Neutrons-50
Term
Barium
56
Ba
137.327(7)
 Definition
Protons-56
Electrons-56
Neutrons-81
Term
Radium
88
Ra
226.03
 Definition
Protons-88
Electrons-88
Neutrons-138
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