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题文

三氟化氮(NF3)是一种新型电子材料,它在潮湿的空气中与水蒸气能发生氧化还原反应,其反应的产物有:HF、NO和HNO3。则下列说法正确的是(  )

A.反应过程中,被氧化与被还原的元素的物质的量之比为2︰1
B.NF3是一种无色、无臭的气体,因此NF3在空气中泄漏时不易被察觉
C.一旦NF3泄漏,可以用NaOH溶液喷淋的方法减少空气污染
D.若反应中生成1.0mol HNO3,转移的电子数目为6.02×1023
科目 化学   题型 选择题   难度 中等
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