Elements in Group 18 Student activity Play

Elements of Group 17 Whiteboard exercise Play

Elements of Group 17 Class activity Play

Elements of Group 17 Student activity Play

Elements of Group 17 Whiteboard exercise Play

Elements of Group 17 Student activity Play

Elements of Group 17 Whiteboard presentation Play

Elimination of hydrogen bromide from bromoethane Animation Play

Elimination reactions Animation Play

Elimination reactions in halogenated hydrocarbons Whiteboard exercise Play

Elimination reactions in halogenated hydrocarbons Whiteboard exercise Play

Elimination reactions in halogenated hydrocarbons (1) Student activity Play

Elimination reactions in halogenated hydrocarbons (2) Student activity Play

Emission of hydrocarbons Animation Play

Energetic effects of combustion Student activity Play

Energy value of fuel Animation Play

Environmental effects of fuel combustion Student activity Play

Esters Student activity Play

Esters Whiteboard exercise Play

Excluded population groups Whiteboard exercise Play

Experimental data Student activity Play

Finding the five-number summary Whiteboard exercise Play

Finding the five-number summary Student activity Play

Finding the frequencies from a histogram Student activity Play

Finding the frequencies from a histogram Whiteboard exercise Play