26. 鎂金屬具有面心(face-centered)立方晶格,晶格的邊長為 4.80 Å,其密度為 1.738 g/cm3,則 其原子半徑為何?
(A) 3.42 Å
(B) 2.15 Å
(C) 1.70 Å
(D) 1.26 Å
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統計: A(17), B(28), C(305), D(16), E(0) #2745713
統計: A(17), B(28), C(305), D(16), E(0) #2745713