Write reaction of justify amphoteric nature of aluminium.

Explanation

Aluminium dissolves in both acids and alkalis and is amphoteric in nature.
`2Al_((s))+3H_(2)SO_(4(aq))toAl_(2)(SO_(4))+3H_(2)`
`2Al_((s))+2NaOH_((aq))+6H_(2)O_((l))tounderset("Sodium tetrahydroxoaluminate(III)")(2Na^(o+)[Al(OH)_(4)]_((aq))^()+3H_(2)uarr(g))`