Химические свойства амфотерных металлов

А) $\mathrm{K}\left[{\mathrm{Al}\left(\mathrm{OH}\right)}_4\right]+{\mathrm{CO}}_2\to$

Б) ${\mathrm{AlCl}}_3+{\mathrm{K}}_2{\mathrm{CO}}_{3(\mathrm{р}-\mathrm{р})}\to$

В) ${\mathrm{AlCl}}_3+{\mathrm{KHCO}}_{3(\mathrm{р}-\mathrm{р})}\to$

Г) ${\mathrm{Al}}_2{\mathrm{O}}_3+{\mathrm{K}}_2{\mathrm{CO}}_3\stackrel{\mathrm{t}°\mathrm{C}}{\to }$

1) ${{\mathrm{Al}}_2\left({\mathrm{CO}}_3\right)}_3+\mathrm{KCl}$

2) ${\mathrm{KAlO}}_2+{\mathrm{CO}}_2$

3) ${\mathrm{KHCO}}_3+{\mathrm{Al}\left(\mathrm{OH}\right)}_3$

4) ${\mathrm{K}}_2\mathrm{O}+{{\mathrm{Al}}_2\left({\mathrm{CO}}_3\right)}_3$

5) ${\mathrm{Al}\left(\mathrm{OH}\right)}_3+{\mathrm{CO}}_2+\mathrm{KCl}$

6) $\mathrm{KOH}+{{\mathrm{Al}}_2\left({\mathrm{CO}}_3\right)}_3$