What is meant by 'activation energy' ?

This is the MINIMUM energy required for a reaction to work or to be activated. If this energy is not reached, the reaction in full does not happy. Imagine a game of basketball. If you do not shoot the ball high enogh, it will not be able to reach the basket, and therefore you cannot win the game.

YH

Related Chemistry A Level answers

All answers ▸

If we burn 3 moles of carbon in air (as per the equation), what mass (in grams) of carbon dioxide will be produced? What volume will this gas occupy at standard temperature and pressure?


Explain how a buffer solution resists the pH change when an acid or alkali is added.


What is the difference between a Bronsted Lowry acid and a Lewis Acid?


How does a acid buffer work?