Flammability of organic substances Animation Play

Flammable substances Slideshow Play

Flow of substances in a plant Slideshow Play

Food – nutrients; stimulants and foreign substances Whiteboard exercise Play

Food – nutrients; stimulants and foreign substances Student activity Play

Foreign substances Slideshow Play

Formulating a chemical equation Whiteboard exercise Play

Formulating a chemical equation Whiteboard exercise Play

Formulating a chemical equation (1) Student activity Play

Formulating a chemical equation (2) Student activity Play

Four useful chemical reactions Whiteboard exercise Play

Gases in a chemical laboratory Animation Play

Gases in a chemical laboratory Slideshow Play

Halide anions Animation Play

Harmful substances Slideshow Play

Hazardous substances Student activity Play

Hormones – chemical transmitters of information Animation Play

How do temperature changes affect an equilibrium? Animation Play

How flypaper traps work Animation Play

How plants obtain the substances necessary for life Slideshow Play

Identifying the chemical element present Whiteboard exercise Play

Importance of chemical equations in the work of a chemist Animation Play

Increasing the concentrations of reacting substances Animation Play

Inertness of alkanes Student activity Play

Influence of the concentrations of substances on the position of equilibrium Illustration Play