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离子共存

> 下列各组离子能大量共存，且溶液无色透明的是 [ ] A．K +、Cu 2+、NO 3 -、SO 4 2- B．Ag +、NO 3 -、Cl -、Mg 2+ C．Na +、HCO 3 -、OH -、MnO 4 - D．NH 4 +、NO 3 -、SO 4 2-、H +

问题：

发布时间：2024-09-12

下列各组离子能大量共存，且溶液无色透明的是
[ ]
A．K ⁺、Cu ²⁺、NO ₃ ^-、SO ₄ ^2-
B．Ag ⁺、NO ₃ ^-、Cl ^-、Mg ²⁺
C．Na ⁺、HCO ₃ ^-、OH ^-、MnO ₄ ^-D．NH ₄ ⁺、NO ₃ ^-、SO ₄ ^2-、H ⁺

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