Unit 2
What are the 2 factors that determine a successful reaction?
Favorable geometry and energy of collision
What is activation energy?
The minimum kinetic energy required for a successful reaction
What is formed when molecules collide correctly?
Unstable combination of atoms also known as activated complex
What energy increases as two molecules approach?
potential energy
What energy decreases as two molecules approach each other?
kinetic energy
Is an endothermic reaction positive or negative?
positive
Is an exothermic reaction negative or positive?
negative
Will activation energy always be positive or negative?
positive
Will reactants or products have a more stable reaction?
products
What is enthalpy considered to be?
heat contense of a substance
What is the name given to the slowest step?
RDS rate determining step