精美的雕花玻璃可以通过氢氟酸(HF)对玻璃的腐蚀作用制成。氢氟酸

精美的雕花玻璃可以通过氢氟酸(HF)对玻璃的腐蚀作用制成。氢氟酸与玻璃发生反应的

化学方程式为:SiO2+4HF X +2H2O,则X的化学式为

A F2          BSiF4             C SiH4            D O2

答案

B

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