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Gaokao Chemistry Practice Question

$\mathrm{Ca}_{3} \mathrm{SiO}_{5}$ 是硅酸盐水泥的重要成分之一, 其相关性质的说法不正确的是

  1. A.可发生反应: $\mathrm{Ca}_{3} \mathrm{SiO}_{5}+4 \mathrm{NH}_{4} \mathrm{Cl} \stackrel{\Delta}{=} \mathrm{CaSiO}_{3}+2 \mathrm{CaCl}_{2}+4 \mathrm{NH}_{3} \uparrow+2 \mathrm{H}_{2} \mathrm{O}$
  2. B.具有吸水性, 需要密封保存
  3. C.能与 $\mathrm{SO}_{2}$, 反应生成新盐
  4. D.与足量盐酸作用, 所得固体产物主要为 $\mathrm{SiO}_{2}$

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