2Na+2HCl->2NaCl+H2
2Al+6HCl->2AlCl3+3H2
2Na+H2SO4->Na2SO4+H2
2Al+3H2SO4->Al2(SO4)3+3H2
\(2Al+6HCl\rightarrow2AlCl_3+H_2\)
axit clohiđric nhôm clorua
\(2Na+H_2SO_4\rightarrow Na_2SO_4+H_2\)
axit sunfuric natri sunfat
\(2Al+3H_2SO_4\rightarrow Al_2\left(SO_4\right)_3+3H_2\)
axit sunfuric nhôm sunfat

