(Solved):   Classify the reaction shown below as a combination/synthesis reaction, decomposition react ...

 

Classify the reaction shown below as a combination/synthesis reaction, decomposition reaction, single displacement/single exchange reaction, double displacement/double exchange reaction, or a combustion reaction. \[ \mathrm{Mg}(\mathrm{s})+2 \mathrm{HCl}(a q) \rightarrow \mathrm{MgCl}_{2}(a q)+\mathrm{H}_{2}(g) \]