問題詳情
21. Which of the following are correct Lewis structures, including formal charges, for nitric acid, HNO3? 
(A) A only
(B) B only
(C) C only
(D) both B and C
(E) A, B, and C
(A) A only
(B) B only
(C) C only
(D) both B and C
(E) A, B, and C
參考答案
答案：B
難度：適中0.5
統計：A(0),B(1),C(0),D(1),E(0)
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