Physics Unit28: Quantum Mechanics of Atoms (id: 0f6004b61)

[单选题]
High-energy photons aim2f co *+/btqre used to bombardy b/0zdwp1 ax7o -rj*b an unknown metal. The strongest peak is found fdryj0b a- xb/7*zw1 opor X-rays with an energy of 66 keV. What is the atomic number of the metal?

A. 80
B. 81
C. 82
D. 83


参考答案:  C


本题详细解析: 暂无