The activation energy of a reaction refers to the minimum amount of energy ____.
A) released by the reaction
B) in the reactants
C) in the products
D) necessary to cause a reaction to proceed on its own
E) variation between the energy of the reactants and the energy of the products

Question

The activation energy of a reaction refers to the minimum amount of energy ____.  
A) released by the reaction
B) in the reactants
C) in the products
D) necessary to cause a reaction to proceed on its own
E) variation between the energy of the reactants and the energy of the products

Quizplus · Accepted Answer

The activation energy is the minimum amount of energy necessary to cause a reaction to proceed on its own, meaning without the addition of external energy (such as heat or light).

The Activation Energy of a Reaction Refers to the Minimum