What happens when: Aluminium is treated with dilute NaOH

What happens when Aluminium is heated with dilute NaOH ?

What happens when aluminium is heated with dilute NaOH and hydrated alumina is treated with aqueous sodium hydroxide solution?

What happens when aluminium is treated with dilute sulphuric acid ?

What happens when aluminium is treated with conc. HNO_(3) ?

What happens when aluminium is treated with conc. HNO_(3) ?

What happens when aluminium is treated with conc. HNO_(3) ?

What happens when Zinc metal is treated with dilute H_2SO_4 ?

What happens when glucose treated with dilute NaOH ?