Cyanobacteria Student activity Play

Dative (coordinate) bond Student activity Play

Dative bond in the ammonium cation Animation Play

Decay reaction Whiteboard exercise Play

Decomposition of ammonia on a metal surface Animation Play

Deficiency of macro-elements Whiteboard exercise Play

Density Class activity Play

Density Whiteboard presentation Play

Deriving the expression for equilibrium constant for ammonia synthesis reaction Animation Play

Deriving the expression for equilibrium constant for ammonia synthesis reaction Animation Play

Determination of molecular structure Student activity Play

Determining the electron configuration on the basis of the periodic table Student activity 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

Dichromate volcano Animation Play

Diffusion and dissolving Whiteboard presentation Play

Diffusion and dissolving Class activity Play

Dinitrogen tetroxide – nitrogen dioxide chemical equilibrium Animation Play

Dissolution Whiteboard exercise Play

Dissolution Student activity Play

Dissolution Animation Play

Dissolution Animation Play

Dissolution of ammonia in water Animation Play

Dissolution of gases in water Whiteboard exercise Play

Dissolution of gases in water Student activity Play