Question

is combinatiin and displacement are reverse of each other explain with example​

Answer 1

Answer:

In Decomposition reaction a single substance decomposes to form two or more substances which is exact opposite of Combination reaction in which two or more reactants combine to form a single product that is why combination reactions called the opposite of decomposition reactions. For examples:

Combination: CaO+CO 2 →CaCO3 +Energy

Decomposition: CaCO3  →CaO+CO2

Answer 2

Answer:

Answer: In a combination reaction two or more substances are combined to form new substance while in the decomposition reaction one substance decomposes into two or more substances. Hence, the decomposition reactions are called opposite of combination reactions.