Relationship between the group number and the number of valence electrons Animation Play

Relative abundance of isotopes and mass spectra Student activity Play

Removing hardness from water Student activity Play

Removing hardness from water Whiteboard exercise Play

Reversible and irreversible reactions Student activity Play

Rocks originating from magma Animation Play

Role of calcitonin Slideshow Play

Role of cations in plant cells Slideshow Play

Role of macro-elements absorbed as cations Student activity Play

Salinity balance Animation Play

Salt hydrolysis Whiteboard exercise Play

Salt hydrolysis Student activity Play

Salts of s-block elements occurring in nature Slideshow Play

Salts of strong acids and weak bases Student activity Play

Salts of strong acids and weak bases Whiteboard exercise Play

Salts of weak acids and strong bases Whiteboard exercise Play

Salts of weak acids and strong bases Student activity Play

Salts of weak acids and weak bases Student activity Play

Salts of weak acids and weak bases Animation Play

Seawater Slideshow Play

Shells Slideshow Play

Silicon and aluminium oxides Animation Play

Simple and giant molecular solids Whiteboard presentation Play

Soap as detergents Animation Play