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AlCl3+NaOH--->
ZnCl2+NaOH--->
FeCl3+NaOH--->
CuCl2+NaOH--->


Răspuns :

[tex]AlCl_3+3NaOH=3NaCl+Al(OH)_3\downarrow \\ \\ ZnCl_2+2NaOH=2NaCl+Zn(OH)_2\downarrow \\ \\ FeCl_3+3NaOH=3NaCl+Fe(OH)_3\downarrow \\ \\ CuCl_2+2NaOH=2NaCl+Cu(OH)_2\downarrow[/tex]