Question

defination of 1. nuteralisation reaction 2. precipitation reaction

Answer 1

precipitatiom reaction:-A reaction in which precipitate is formed...
neutralisation reaction:-A reaction between an acid and base to form salt and water

Answer 2

neutralisation reaction:-when acid reacts with base to form its salt and water is called neutralisation reaction...
precipitation reaction:- it is a type of double displacement reaction in which exchange of ions takes place....if an insoluble substance is formed in product..this product gets embedded in the solution this is called precipitation reaction...and the substance so formed called precipitate