Question

Define catalyst Write names and chemical formula of two catalyst​

Answer 1

Answer:

Types of catalytic reactions

Types of catalytic reactionsCatalysts can be divided into two main types - heterogeneous and homogeneous. In a heterogeneous reaction, the catalyst is in a different phase from the reactants. In a homogeneous reaction, the catalyst is in the same phase as the reactants.

Answer 2

Catalyst :

The substance which alters the speed of a chemical reaction without itself undergoing any chemical change.