下列各组给定原子序数的元素,不能形成原子数之比为1:1稳定化合物的是( ) A.3和17 B.1和8 C.1和6 D.7和12
题目
下列各组给定原子序数的元素,不能形成原子数之比为1:1稳定化合物的是( )
A. 3和17
B. 1和8
C. 1和6
D. 7和12
答案
A.原子序数为为3的元素为Li,原子序数为17的元素为Cl,可形成LiCl,故A不选;B.原子序数为为1的元素为H,原子序数为8的元素为O,可形成H2O2,故B不选;C.原子序数为为1的元素为H,原子序数为6的元素为C,可形成C2...
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