問題詳情
20. 下列各組指定原子序的元素不能形成AB2型化合物的是：
(A) 6和
(B) 8和
(C) 12和
(D) 11和17
(A) 6和
(B) 8和
(C) 12和
(D) 11和17
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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