Write the reaction equation that allows you to carry out the following reactions: AI = AI2O3 = FI2 (SO4) 3 = FI (OH) 3 = AICI3

univerkov | July 4, 2021 | education

Al → Al2O3 → Al2 (SO4) 3 → Al (OH) 3 → AlCl3

1) 4Al + 3O2 → 2Al2O3 (compound reaction);

2) Al2O3 + 3H2SO4 → Al2 (SO4) 3 + 3H2O (exchange reaction);

3) Al2 (SO4) 3 + 6KOH → 2Al (OH) 3 ↓ + 3K2SO4 (exchange reaction);

4) 2Al (OH) 3 ↓ + 3HCl → AlCl3 + 3H2O (exchange reaction).

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