Electrophiles as Lewis acids Animation Play

Electrophiles, nucleophiles and carbocations Student activity Play

Equally likely events Animation Play

Equally likely outcomes Student activity Play

Events Student activity Play

Events Student activity Play

Events Animation Play

Events and experiments Animation Play

Exchange of substances with the external environment Animation Play

Finding the polar coordinates of the points Animation Play

Frequency Whiteboard exercise Play

Frequency of heads Whiteboard exercise Play

Functions of different groups of muscles Slideshow Play

Heads of a pig tapeworm and a beef tapeworm Illustration Play

How do phospholipids behave in water? Slideshow Play

How does inheritance affect phenotype? Student activity Play

How does inheritance affect phenotype? Whiteboard exercise Play

How often does it happen? Student activity Play

How to find the equation of a tangent from a point to a circle? Animation Play

Hydrogen atoms on oxygen or nitrogen are usually not coupled to their neighbours Animation Play

Hydrogen bond and dispersion forces Animation Play

Hydrogen bonding Student activity Play

Hydrogen bonding and boiling points Animation Play

Hydrogen bonding and boiling points Student activity Play

Hydrogen bonds formed in ammonia and water Animation Play