A comparison of the properties of C–C bonds and C=C bonds Animation Play

A family of transition metals Animation Play

Abundance of the elements in the crust and in the whole Earth Animation Play

Acid-base properties of amides Animation Play

Acid-base properties of gases Animation Play

Acidic properties Student activity Play

Acidic properties Whiteboard exercise Play

Acidic properties of ethanoic acid Animation Play

Acidic properties of hydrogen halides Student activity Play

Acidic properties of hydrogen halides Simulation Play

Acidic properties of sulphuric(VI) acid Slideshow Play

Aliphatic amines: physical properties Student activity Play

Aliphatic amines: physical properties Whiteboard exercise Play

Aliphatic amines: properties as bases Student activity Play

Aliphatic amines: properties as bases Whiteboard exercise Play

Alloys of iron Slideshow Play

Aluminium oxide has many faces Slideshow Play

Amphoteric properties of aluminium oxide Animation Play

An application Student activity Play

Application of the properties of the scalar product Animation Play

Application of transition elements and their compounds Slideshow Play

Applications of titanium Slideshow Play

Applying the properties of division Whiteboard exercise Play

Aquarium, water and fish volume Whiteboard exercise Play

Assigning electrons to atomic orbitals Whiteboard exercise Play