Question

Balance the following chemical equations:
(i) S + H2SO4 → SO2 + H2O
(ii) C2H2 + O2 ➡CO2 + H20
(iii) NH3 + Cl2 → N2 + HCI​

Answer 1

(i) S + 2H2SO4 → 3SO2 + 2H2O
(ii) 2C2H2 + 5O2 = 4CO2 + 2H2O
(iii) NH3 + 3Cl2 → NCl3 + 3HCl

Answer 2

(ii)2C2H2+3O2=2CO2+2H2O

(iii)2NH3+3Cl2=N2+6HCl