Question

Помогите осуществить превращение

Answer 1

4Al + 3O₂ = 2Al₂O₃
Al₂O₃ + 2NaOH = 2NaAlO₂ + 2H₂O

Answer 2

$4Al+3O_{2}=2Al_{2}O_{3}$;
$Al_{2}O_{3}+2NaOH=2NaAlO_{2}+H_{2}O$.