The Total solution for NCERT class 6-12
Aluminium reacts with acidas well as base. This shows amphoteric nature of aluminium.2Al(s) + 6HCl(dil.) ——> 2AlCl3(aq) + 3H2(g)2Al(s) + 2NaOH(aq) + 6H2O(l) ———-> 2Na+ [Al(OH)4]–(aq) + 3H2(g)