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离子共存

> 能在溶液中大量共存的一组离子是 [ ] A．Cu 2+、SO 4 2-、OH -、K + B．Na +、CO 3 2-、H +、Cl - C．H +、Cl -、NO 3 -、Ba 2+ D．Mg 2+、OH -、Cl -、NO 3 -

问题：

发布时间：2024-09-10

能在溶液中大量共存的一组离子是
[ ]
A．Cu ²⁺、SO ₄ ^2-、OH ^-、K ⁺
B．Na ⁺、CO ₃ ^2-、H ⁺、Cl ^- C．H ⁺、Cl ^-、NO ₃ ^-、Ba ²⁺D．Mg ²⁺、OH ^-、Cl ^-、NO ₃ ^-

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