Catalyst
Lesson Flashcards: Catalysts Chemistry • 10th Grade
A substance that increases the rate of a chemical reaction but that is not chemically changed by the end of the reaction
Haber–Bosch process
The reaction of nitrogen and hydrogen gases in the presence of an iron catalyst to product ammonia
Substrate
The reactant molecule that becomes bonded to the active site of an enzyme
Enzyme
A biological catalyst that speeds up the rate of reactions without being consumed
“Poisoned” catalyst
A contaminated catalyst, made less efficient by the contamination
Activation energy
The minimum amount of energy required for a reaction to occur