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离子共存

> 在下列各组离子中，能大量共存的是 [ ] A． K +、ClO -、SO 4 2-、H + B． K +、H +、NO 3 -、Fe 2+ C． Na +、CO 3 2-、Cl -、Ca 2+ D． Na +、Cl -、SO 4 2-、H +

问题：

发布时间：2024-09-08

在下列各组离子中，能大量共存的是
[ ]
A． K ⁺、ClO ^-、SO ₄ ^2-、H ⁺B． K ⁺、H ⁺、NO ₃ ^-、Fe ²⁺C． Na ⁺、CO ₃ ^2-、Cl ^-、Ca ²⁺D． Na ⁺、Cl ^-、SO ₄ ^2-、H ⁺

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