Question

what is mean by precipitation reaction exothermic reaction Oxidation reaction​

Answer 1

Answer:

Exothermic - it is a form of reaction in which heat is produced or released along with other products.E.g. C+ O2= CO2 + Heat. Hint- in a exothermic reaction oxygen is always one of the reactants. Precipitation reaction-It is a form of reaction in which Insolube substances called precipitates are produced.

Answer 2

Answer:

A reaction in which a insoluble substance is formed then it is called as precipitation reaction

A reaction in which energy or heat is released is known as exothermic reaction.

A reaction in which oxygen is added it is called as oxidation reaction