Question

Balance the following chemical reactions.
(i) MnO2+Al ------> Mn+Al2O3
(ii) Fe+H2O ------> Fe2O3+H2​

Answer 1

1)

3MnO2 + 4Al → 3Mn + 2Al2O3

2)

2Fe + 3H2O → Fe2O3 + 3H2