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Which element has the same number of energy levels as aluminum (Al) and the same number of valence electrons as calcium (Ca)
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Which element has the same number of energy levels as aluminum (Al) and the same number of valence electrons as calcium (Ca)

User Bruno Laurinec
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2 Answers

12 votes

Answer:

Be (Beryllium)

Step-by-step explanation:

User Kamal Dua
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13 votes

Answer:

magnesium (Mg)

Step-by-step explanation:

User Saphira
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