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离子共存

> 常温下某溶液中，由水电离出的[H +]为1×10 -12mol/L，该溶液中一定能大量共存的离子组是 [ ] A．K +、Na +、SO 4 2-、NO 3 - B．Na +、K +、S 2-、CO 3 2- C．Fe 2+、Mg 2+、Cl -、SO 4 2- D．NH 4 +、Cl -、K +、SO 3 2-

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发布时间：2024-09-07

常温下某溶液中，由水电离出的[H ⁺]为1×10 ^-12mol/L，该溶液中一定能大量共存的离子组是
[ ]
A．K ⁺、Na ⁺、SO ₄ ^2-、NO ₃ ^-
B．Na ⁺、K ⁺、S ^2-、CO ₃ ^2-C．Fe ²⁺、Mg ²⁺、Cl ^-、SO ₄ ^2-D．NH ₄ ⁺、Cl ^-、K ⁺、SO ₃ ^2-

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常温下某溶液中，由水电离出的[H +]为1×10 -12mol/L，该溶液中一定能大量共存的离子组是 [ ] A．K +、Na +、SO 4 2-、NO 3 - B．Na +、K +、S 2-、CO 3 2-C．Fe 2+、Mg 2+、Cl -、SO 4 2-D．NH 4 +、Cl -、K +、SO 3 2-

可能感兴趣的题目：

常温下某溶液中，由水电离出的[H ⁺]为1×10 ^-12mol/L，该溶液中一定能大量共存的离子组是
[ ]
A．K ⁺、Na ⁺、SO ₄ ^2-、NO ₃ ^-
B．Na ⁺、K ⁺、S ^2-、CO ₃ ^2-C．Fe ²⁺、Mg ²⁺、Cl ^-、SO ₄ ^2-D．NH ₄ ⁺、Cl ^-、K ⁺、SO ₃ ^2-