Definitions P1 Flashcards
1
Q
What’s a catalyst?
A
A substance that affects the rate of a chemical reaction without being changed in chemical composition or amount.
2
Q
What’s an ionic bond?
A
A bond between two oppositely charged ions which are held together by electrostatic forces of attraction.
3
Q
What is a covalent bond?
A
A shared pair of elections between two atoms.
4
Q
What is rate of reaction?
A
Amount of successful collisions in a given time.
