Direction of spontaneous reaction Animation Play

Do catalysts affect the reaction equilibrium? Animation Play

Effect of a change in reactant concentration on the rate of a chemical reaction Animation Play

Effect of concentration on chemical equilibrium Simulation Play

Effect of concentration on chemical equilibrium Student activity Play

Effect of concentration – a microscopic view Student activity Play

Effect of reactant particle size on the rate of a chemical reaction Student activity Play

Effect of reactant pressure on the rate of a chemical reaction Student activity Play

Effect of reactant pressure on the rate of a chemical reaction Whiteboard exercise Play

Effect of temperature on free energy change Student activity Play

Effect of ΔH° and ΔS° on free energy change Student activity Play

Effective collisions Student activity Play

Electrochemical series Class activity Play

Electrochemical series Whiteboard presentation Play

Electronegativity and type of bond Animation Play

Elimination reactions Whiteboard exercise Play

Elimination reactions Student activity Play

Empirical and molecular formulae Animation Play

Empirical formula Student activity Play

Energy changes during the combustion of Period 3 elements in oxygen Animation Play

Energy of the reaction Simulation Play

Enthalpy Student activity Play

Entropy and spontaneous changes Student activity Play

Entropy change in the surroundings Animation Play

Enzymatic reactions Animation Play