Chemistry
Give a suitable example with equation to show the representation of a chemical reaction.
Related Questions
Reactions can be classified as : Direct combination, decomposition, simple displacement, double decomposition, Redox reactions. State which of the following types, takes place in the reactions given below
(i) Cl2 + 2KI ⟶ 2KCl + l2
(ii) 2Mg + O2 ⟶ 2MgO
(iii) SO2 + 2H2O + Cl2 ⟶ 2HCl + H2SO4
(iv) AgNO3 + HCl ⟶ AgCl + HNO3
(v) 4HNO3 ⟶ 4NO2 + 2H2O + O2
Explain the term chemical reaction with special reference to reactants and products.
A chemical reaction is often accompanied by external indications or characteristics.
Give two examples where a chemical reaction is accompanied by a change in colour of the reactants & products on completion of the reaction.Give balanced equations for reactions involving evolution of a gas on addition of dilute acid to :
(a) sodium sulphite
(b) calcium carbonate