2009年8月17日星期一

molten 与 aqueous的分别

molten sodium chloride只有Na+(l) 与 Cl-(l)。
sodium chloride aqueous有Na+(aq) 与 Cl-(aq),还有H+(aq) 与 OH-(aq)。

molten magnesium chloride只有Mg2+(l) 与 Cl-(l)。
magnesium chloride aqueous有Mg2+(aq) 与 Cl-(aq),还有H+(aq) 与 OH-(aq)。

molten copper(II) sulphate只有Cu2+(l) 与 SO42-(l)。
copper(II) sulphate aqueous只有Cu2+(aq) 与 SO42-(aq),还有H+(aq) 与 OH-(aq)。

看到他们的分别了吗?如果看到,请告诉我结论。

另外,我有以下几个问题,请回答。
  1. molten Sodium Suplhate有什么ions?
  2. Sodium Suplhate aqueous有什么ions?
  3. 为什么molten sodium chloride只有Na+ 与 Cl-
  4. 为什么sodium chloride aqueous有Na+ 与 Cl-,还有H+ 与 OH-
  5. 为什么molten sodium chloride的Na+ 与 Cl-的state是(l)——liquid?
  6. 为什么sodium chloride aqueous的Na+ 、Cl-、H+ 、OH-的state是(aq)——aqueous?

[显示答案][隐藏答案]

21 条评论:

  1. 1.Na+,SO
    2.Na+,SO,H+,OH-
    3.It is because molten sodium chloride is not a solution
    4.It is because sodium chloride aqueous is a solution
    5.It is because in liquid state,there is presence of free ion which can conduct electricity
    6.It is because they are solution...not sure le!

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