19. Which of the following species is paramagnetic in its ground state?
(A)
(B) CO
(C) F2
(D) CN-
(E) NO

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統計: A(0), B(0), C(0), D(0), E(1) #2926776

詳解 (共 1 筆)

#5712224
這題比前面那題簡單,這題只有E是奇數價電...
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