Esterfication is what type of reaction?

a. addition
b. equilibrium
c. combustion
d. neutralization

Esterification is an B. Equilibrium reaction.

option B, Equilibrium

Explanation: Formation of ester by the reaction of Carboxylic acid and alcohol in the presence of mineral acids is called Esterification.

And entire reaction is a reversible and in equilibrium

A reverse reaction occurs on hydrolysis of Ester.

Hence Reactants and products are in equilibrium.

Example

CH3COOH+C2H5OH <> CH3COOC2H5 +H2O

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i think that the answer is c