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21. 有關離子化合物與分子化合物之敘述,何者錯誤?(A)離子化合物必有離子鍵,而分子化合物僅有共價鍵 (B)前者在液態時可導電,皆為電解質 (C)後者在水溶液會導電者必為電解質 (D)分子化合物的熔
問題詳情
21. 有關離子化合物與分子化合物之敘述,何者錯誤?
(A)離子化合物必有離子鍵,而分子化合物僅有共價鍵
(B)前者在液態時可導電,皆為電解質
(C)後者在水溶液會導電者必為電解質
(D)分子化合物的熔點與沸點通常比離子化合物高
(E)離子化合物結構大多巨大且有晶形排列,化學式以實驗式表示。
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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