What is a catalyst?

A catalyst lowers the activation energy of a reaction and therefore increases the rate of reaction. The catalysts reacts with the reactants but is regenerated again in the reaction so it is not used up.

HG
Answered by Hannah G. Chemistry tutor

4660 Views

See similar Chemistry GCSE tutors

Related Chemistry GCSE answers

All answers ▸

Explain what is meant by a saturated hydrocarbon


How do endothermic and exothermic reactions differ?


Why don't atoms have an overall charge?


What are the differences between intermolecular and intramolecular forces?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning