4．
给定条件下，下列选项中所示的物质间转化均能一步实现的组合是\(\rm{(}\) \(\rm{)}\)
\(\rm{①}\)饱和\(\rm{NaCl}\)溶液\(\rm{ \overset{NH_{3},CO_{2}}{ \rightarrow}NaHCO_{3} \overset{\triangle }{ \rightarrow}Na_{2}CO_{3}}\)
\(\rm{②Mg(OH)_{2} \overset{{盐酸}}{ \rightarrow}MgCl_{2}(aq) \overset{{盐酸}}{ \rightarrow}MgCl_{2}(s)}\)
\(\rm{③Al_{2}O_{3} \overset{NaOH{溶液}}{ \rightarrow}NaAlO_{2} \overset{CO_{2}}{ \rightarrow}Al(OH)_{3}}\)
\(\rm{④SiO_{2} \overset{{盐酸}}{ \rightarrow}SiCl_{4} \xrightarrow[{高温}]{H_{2}}Si}\)
\(\rm{⑤FeS_{2} \xrightarrow[{高温}]{O_{2}}SO_{3} \xrightarrow[{高温}]{H_{2}O}H_{2}SO_{4}}\)
\(\rm{⑥CuSO_{4}(aq) \overset{{过量}NaOH(aq)}{ \rightarrow}Cu(OH)_{2} \xrightarrow[\triangle ]{{葡萄糖}(aq)}Cu_{2}O}\)