問題詳情

9. What is the formal charge on the nitrogen atom indicated with the arrow in the following compound?
(A) 0
(B) −1
(C) +1
(D) −2
(E) +2

參考答案

答案:C
難度:簡單0.85
統計:A(0),B(2),C(17),D(1),E(0)

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