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Which of these elements has two valence electrons? A.hydrogen B.barium C.nitrogen D.krypton E.bromine
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Which of these elements has two valence electrons? A.hydrogen B.barium C.nitrogen D.krypton E.bromine

User ValidfroM
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1 Answer

6 votes

Answer:

Barium

Step-by-step explanation:

User Reubano
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