Essential elements Whiteboard exercise Play

Essential elements – macro-elements; trace elements and ultra-trace elements Student activity Play

Essential minerals Student activity Play

Ethanoyl chloride Simulation Play

Eutrophication of natural waters Slideshow Play

Eutrophication of water Student activity Play

Evaporation, condensation, and boiling Student activity Play

Examples of chemical reactions Slideshow Play

Examples of covalent compounds with various internal structures Student activity Play

Exceptional properties of some giant molecular solids Student activity Play

Expansion of gases Student activity Play

Expansion of gases Whiteboard exercise Play

Experimental proof for the existence of dipole–dipole forces Student activity Play

Experimental proof for the existence of dipole–dipole forces Slideshow Play

Extremely low and extremely high melting points Slideshow Play

Factors affecting bond enthalpy Animation Play

Factors affecting dispersion forces Student activity Play

Factors affecting photosynthesis Student activity Play

Factors that affect the progress of the reaction for the synthesis of ammonia Animation Play

Fertility of soils and water bodies Slideshow Play

Flow of heat Student activity Play

Formation of oxides Student activity Play

Formation of the atmosphere Whiteboard exercise Play

Formation of the atmosphere Student activity Play

Formation of the atmosphere Animation Play