All over the world, the Periodic Table is associated with the name of D.I. Mendeleev, which is recognition of a phenomenal discovery that has become the common language of all natural sciences, and that is why scientists of different specialties - chemists, physicists, astronomers, geologists, physicians, biologists and geographers - consider this table their own. The periodic table today stands at the center of the economy, without it material production is unthinkable. Electronic gadgets, solar panels, smart clothes, environmentally friendly fuel for cars, medicines and medical diagnostics are created by chemists using knowledge about the elements.

Lecture corresponding member of RAS, Professor of the RAS, chief scientific officer of the Institute of General and inorganic chemistry. N.With. Kurnakov, Institute of physical chemistry and electrochemistry named after A. N. Frumkin wounds Yulia Gorbunova was read the physics teachers in basic schools of the RAS within the framework of IV Trinity school of professional development of physics teachers "Actual problems of physics and astronomy: Integration of science and education" (October 29, 2020, Troitsk, Russia).