Halogens (1984)

Algae in the water.

The shore of the lake.

Mountains.

Experience in the laboratory.

Portrait of the French chemist A.Moissan.

Repetition of the Moissan experience.

Portrait of the Swedish chemist K. Scheele.

Scheele's experience.

Experiments in the laboratory.

Portrait of chemist A.Balar.

Production of bromine in a modern laboratory installation.

Portraits of G. Davy and J.Gay-Lussac.

Experiments with iodine.

Comparison of the chemical activity of halogens in relation to hydrogen, metals (experiments).

Periodic table of Mendeleev.

The structure of halogen atoms (animation).

Experiments in the laboratory.

Formation of a halogen molecule (animation).

Portrait of D.I. Mendeleev.

Panorama of mineral samples.

A quarry for the extraction of minerals.

Dentist's office.

Nuclear power plant.

Halogens in nature and technology.

Production facilities that use halogens.

Cleaning of drinking water and bleaching of fabrics with chlorine.

Table salt is sodium chloride.

Medicinal products.

Drilling rig in the sea.

Algae on the bottom of the sea.