试题与答案

下列物质属于氧化物的是 A.氧气 B.高锰酸钾 C.二氧化锰 D.碳酸钙

题型:选择题

题目:

下列物质属于氧化物的是

A.氧气

B.高锰酸钾

C.二氧化锰

D.碳酸钙

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A, B, C, D, E, F

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