Помогите по химии Al-->Al2O3-->Al(OH)3-->Al(No3)3-->AlCl3-->HCl

Question

Помогите по химии Al-->Al2O3-->Al(OH)3-->Al(No3)3-->AlCl3-->HCl

Answer 1

1. 4Al + 3O2 = 2Al2O3
2. Al2O3 + 3H2O = 2Al(OH)3
3. Al(OH)3 + 3HNO3 = Al(NO3)3 + 3H2O
4. Al(NO3)3 + 3HCl = AlCl3 + 3HNO3
5. 2AlCl3 + 3H2SO4 = Al2(SO4)3 + 6HCl