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氯及其化合物

> 下列说法正确的是（） A．非金属元素R所形成的含氧酸盐（NaROb）中的R元素必定呈现正价 B．只有非金属能形成含氧酸或含氧酸盐 C．除稀有气体外的非金属元素都能生成不同价态的含氧酸 D．非金属的最高价含氧酸都具有强氧化性

问题：

发布时间：2024-09-10

下列说法正确的是（）

A．非金属元素R所形成的含氧酸盐（NaRO_b）中的R元素必定呈现正价

B．只有非金属能形成含氧酸或含氧酸盐

C．除稀有气体外的非金属元素都能生成不同价态的含氧酸

D．非金属的最高价含氧酸都具有强氧化性

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