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What is the total number of valence electrons in a calcium atom in the ground state? (1) 8 (3) 18 (2) 2 (4) 20
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What is the total number of valence electrons in a calcium atom in the ground state?

(1) 8 (3) 18
(2) 2 (4) 20

User BenjaminPaul
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1 Answer

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In its ground state Calcium has a 2 valence electrons.
User Faesal
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