Correct answer: A.   30 i 27 4 1 14 13 2 1 Al He Si H X       30 ii 27 4 1 15 13 2 0 30 0 14 1 Al He P n Y Si e Z      

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Question

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Answer: A

💡 Solution & Explanation

  30 i 27 4 1 14 13 2 1 Al He Si H X       30 ii 27 4 1 15 13 2 0 30 0 14 1 Al He P n Y Si e Z      

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