Question

Al->Al2O3->KAlO2->AlCl3->Al(OH)3

Answer 1

$4Al + 3O _{2} --- textgreater Al _{2}O_3 {displaystyle {mathsf {2KOH+Al_{2}O_{3} {xrightarrow {}} 2KAlO_{2}+H_{2}O}}} {mathsf {Al_{2}O_{3}+3CO+3Cl_{2}rightarrow 2AlCl_{3}+3CO_{2}}} {mathsf {AlCl_{3}+3NaOHlongrightarrow Al(OH)_{3}downarrow +3NaCl}}$