Elements Student activity Play

Elements Class activity Play

Elements and atoms Illustration Play

Elements and non-elements – sorting substances Whiteboard exercise Play

Elements of Group 17 Student activity Play

Empirical formula Student activity Play

Endothermic reaction Animation Play

Energy transfer during chemical reactions Student activity Play

Enzymatic method for determining glucose concentration Slideshow Play

Enzymatic method for determining glucose concentration in the blood Student activity Play

Enzymatic method for determining glucose concentration in urine Student activity Play

Enzymatic method for determining glucose concentration in urine Simulation Play

Enzymatic reactions Student activity Play

Enzymatic reactions Whiteboard exercise Play

Enzyme activity and environmental conditions Student activity Play

Enzyme activity and environmental conditions Simulation Play

Equation for indigestion treatment Illustration Play

Equations for neutralisation reactions Illustration Play

Equations for the reactions of acids and bases Simulation Play

Equilibrium concentration of a component Animation Play

Equilibrium constant expression Whiteboard exercise Play

Equilibrium constant expression Student activity Play

Equilibrium constants for the reaction of nitrogen with oxygen Animation Play

Ethanoic acid/sodium ethanoate buffer – addition of strong acid Animation Play

Ethanoic acid/sodium ethanoate buffer – addition of strong base Animation Play