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Gaokao Chemistry Practice Question

下列有关物质性质的比较, 结论正确的是

  1. A.溶解度： $\mathrm{Na}_{2} \mathrm{CO}_{3}<\mathrm{NaHCO}_{3}$
  2. B.热稳定性: $\mathrm{HCl}<\mathrm{PH}_{3}$
  3. C.沸点: $\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{SH}<\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}$
  4. D.碱性: $\mathrm{LiOH}<\mathrm{Be}(\mathrm{OH}) 2$

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