用如图表示的一些物质或概念间的从属关系中不正确的是( )
| |
X |
Y |
Z |
| A |
氧化物 |
化合物 |
纯净物 |
| B |
电解质 |
离子化合物 |
化合物 |
| C |
胶体 |
分散系 |
混合物 |
| D |
碱性氧化物 |
金属氧化物 |
氧化物 |
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