Question

chemical reaction which is characterized by change of smell​

Answer 1

Answer:

These type of reaction involves olfactory sensation.

For example- Esterification reaction

CH3COOH + C2H5OH --- CH3COOC2H5 + H2O

(Ester)

Here after product formation, the strong fruity smell can be observed.

■ Some olfactory Indicators also there for several chemical reactions like Vanilla.

hope this will help you.