saccarozo--->glucozo--> rượu etylic---> axitaxetit

Câu hỏi :

$\begin{array}{l}Saccarozo\stackrel{\left(1\right)}{\to }glucozo\stackrel{\left(2\right)}{\to }ruouetylic\stackrel{\left(3\right)}{\to }axit\\ axetic\stackrel{\left(4\right)}{\to }axetatnatri\stackrel{\left(5\right)}{\to }me\tan \stackrel{\left(6\right)}{\to }axetilen\stackrel{\left(7\right)}{\to }benzen\\ \stackrel{\left(8\right)}{\to }nitrobenzen\end{array}$