下列物质之间的转化都一步能实现的是A.Si→SiO2→H2SiO3→Na2SiO3B.Al

下列物质之间的转化都一步能实现的是

A.Si→SiO2→H2SiO3→Na2SiO3

B.Al→Al2O3→Al(OH)3→NaAlO2

C.N2→NH3→NO→NO2→HNO3→NO2

D.S→SO3→H2SO4→SO2→Na2SO3→Na2SO4

 

答案

C

解析:略

 

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