Question

balance the equation:
(a)hydrogen sulphide gas burns in air to give water and sulphur dioxide.
(b)aluminium metal replaces iron from ferric oxide giving aluminium oxide and iron.
(c)barium chlorie reacts with zinc sulphate to give zinc chloride and barium sulphate.

Answer 1

Hey....☺.

1) 2H2S + 3O2 ---- 2H2O + 2SO2

2) 2Al + Fe2O3 ---- Al2O3 + 2Fe

3) BaCl2 + Zn --- ZnCl2 + Ba
( This equation is already balanced)


✌✌Hope this helps