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离子共存

> 在溶液中能大量共存的一组离子或分子是 [ ] A．NH 4 +、H +、NO 3 -、HCO 3 - B．K +、Al 3+、SO 4 2-、 C．Na +、K +、SO 3 2-、Cl 2 D．Na +、CH 3COO -、CO 3 2-、OH -

问题：

发布时间：2024-09-09

在溶液中能大量共存的一组离子或分子是
[ ]
A．NH ₄ ⁺、H ⁺、NO ₃ ^-、HCO ₃ ^-
B．K ⁺、Al ³⁺、SO ₄ ^2-、
C．Na ⁺、K ⁺、SO ₃ ^2-、Cl ₂D．Na ⁺、CH ₃COO ^-、CO ₃ ^2-、OH ^-

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