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离子共存

> 在下列各溶液中，离子一定能大量共存的是 [ ] A．强碱性溶液中：K +、Al 3+、Cl -、SO 4 2- B．水电离出来的c(H +) =10 -13 mol/L的溶液：K +、HCO 3 -、Br -、Ba 2+ C．所含溶质为Na 2SO 4的溶液：K +、CO 3 2-、NO 3 -、Al 3+ D．室温下，pH=1的溶液中：Na +、Fe 3+、NO 3 -、SO 4 2-

问题：

发布时间：2024-09-07

在下列各溶液中，离子一定能大量共存的是
[ ]
A．强碱性溶液中：K ⁺、Al ³⁺、Cl ^-、SO ₄ ^2-B．水电离出来的c(H ⁺) =10 ^-13 mol/L的溶液：K ⁺、HCO ₃ ^-、Br ^-、Ba ²⁺C．所含溶质为Na ₂SO ₄的溶液：K ⁺、CO ₃ ^2-、NO ₃ ^-、Al ³⁺D．室温下，pH=1的溶液中：Na ⁺、Fe ³⁺、NO ₃ ^-、SO ₄ ^2-

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