Physics Unit28: Quantum Mechanics of Atoms (id: 11b6d5d62)

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本题目来源于试卷: Physics Unit28: Quantum Mechanics of Atoms，类别为 Generic Physics

[单选题]
A neutral atom has an elhebqkt3u; jv 4 rx9 ht/b0mz62 t8rdfhuy61 :aectron configuration of $1s^22s^22p^63s^23p^2$. What is its atomic number?

A. 5
B. 11
C. 14
D. 20


参考答案:  C


本题详细解析: 暂无