Question

03. Write the balanced chemical equations for the following reactions
and identify the type of reaction in each case,
(a) Thermit reaction, iron (III) oxide reacts with aluminium and
gives molten iron and aluminium oxide.
(b) Magnesium ribbon is burnt in an atmosphere of nitrogen gas
to form solid magnesium nitride.
(c) Chlorine gas is passed in an aqueous potassium iodide
solution to form potassium chloride solution and solid iodine.​

Answer 1

a) Fe3O2 +Al = Fe+ Al2O3

displacement reaction

b) 3Mg + N2 = Mg3N2

combination endothermic reaction

c) Cl2 +2KI = 2KCl + I2

displacement reaction