Question

I.Balance the following chemical equations: (5x1=5)

1. Al + HCl -----------------→ 2AlCl3 +3H2

2. SO2 + 2 H2O --------------→ H2SO3

3. Na + O2 ----------→ 2Na2O

4. Na + H2O ---------------→ 2NaOH + H2

5.2Fe + 2HCl -----------→ FeCl2 + H2​

Answer 1

Answer:

1. 2AL+6HCL..........2ALCL3+3H2

2.3SO2+2H2O......2H2SO3

3.4NA+O2.........2NA2O

4.2NA+2H2O.......2NAOH+H2

5.2FE+4HCL.......2FECL2+2H2