Stresses Class activity Play

Structure of ionic crystals Student activity Play

Structure of ionic crystals Whiteboard exercise Play

Structure of ionic crystals Animation Play

Structure of oxides Student activity Play

Structure of salts of carboxylic acids Animation Play

Structure of solids Class activity Play

Structure of solids Whiteboard presentation Play

Structure of the periodic table of the elements Animation Play

The atomic and ionic radii Animation Play

The atomic and ionic radii of halogens Slideshow Play

The atomic mass and the diameter of atom Illustration Play

The atomic masses of chemical elements in the periodic table Animation Play

The atomic spectrum of an element Animation Play

The atomic spectrum of hydrogen Animation Play

The atomic structure and the properties of materials Animation Play

The atomic structure and the properties of materials Student activity Play

The atomic structure and the properties of materials Animation Play

The atomic structure and the properties of materials Whiteboard exercise Play

The atomic theory today Whiteboard exercise Play

The atomic theory today Student activity Play

The concept of pH Student activity Play

The covalent and ionic bonds Animation Play

The density of matter inside the atomic nucleus of arsenic Whiteboard exercise Play

The density of matter inside the atomic nucleus of cobalt Whiteboard exercise Play