Determination of the structure of an unknown compound Animation Play

Determining angles Whiteboard exercise Play

Determining the empirical formula Animation Play

Determining the formula of a compound knowing the valence of its elements Student activity Play

Determining the formula of a compound knowing the valence of its elements Whiteboard exercise Play

Determining the formula of potassium carbonate Animation Play

Determining the molecular formula Whiteboard exercise Play

Determining the molecular formula Student activity Play

Dichromate volcano Animation Play

Different structures of the eye Student activity Play

Different structures of the eye Slideshow Play

Diffraction and interference Whiteboard presentation Play

Diffraction and interference Class activity Play

Diffraction and interference Class activity Play

Diffraction and interference Whiteboard presentation Play

Dioxins Student activity Play

Dioxins Whiteboard exercise Play

Dioxins – a persistent organic compound Glossary Play

Discovery of radioactivity Animation Play

Dissolution Animation Play

Dissolution of solids in water Student activity Play

Dissolving ionic compounds in water Student activity Play

Dissolving ionic compounds in water Whiteboard exercise Play

Does a chemical compound have a constant composition? Whiteboard exercise Play

Does a chemical compound have a constant composition? Student activity Play