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Gaokao Chemistry Practice Question

下列物质中属于耐高温酸性氧化物的是

  1. A.$\mathrm{CO}_2$
  2. B.$\mathrm{SiO}_2$
  3. C.$\mathrm{MgO}$
  4. D.$\mathrm{Na}_2\mathrm{O}$

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