Identity the type of each of the following reactions. Also write balanced chemical equation for each reaction.
(i) A reaction in which the reaction mixture becomes warm.
(ii) A reaction in which an insoluble substance is formed.
(i) Exothermic Reaction
CaO + H2O → Ca(OH)2
(ii) Double displacement reaction.
BaCl2+Na2SO4 → BaSO4+2NaCl