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Subjects
Science State Board
Class 10
Periodic Classifications of elements
The modern periodic law
18.
Choose the best: Features of groups
Exercise condition:
5
m.
Choose the best answer:
1.
I am the metal of Group \(2\); I belong to the alkaline earth metals family. To find out who I am?
Lithium
Calcium
Chromium
Indium
2.
I am an element of Group \(16\); I belong to the oxygen family to find out who I am?
Phosphorus
Chlorine
Silicon
Polonium
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