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Химия
Publication date: 17.10.2019
Evaluate the material Average score: 5 (Всего: 1)
Kolledzh imeni Dvazhdy Geroia Sovetskogo Soiuza Marshala Sovetskogo Soiuza V.I. Chuikova , Москва г
Irina V. Iakovleva
MEI "P.A. Stolypin School №21" , Саратовская обл
«Chemical element Arsenic»
The article describes the chemical element As, presents its physical properties and a number of areas of application.
Publication date: 17.10.2019
Evaluate the material Average score: 5 (Всего: 1)
Kolledzh imeni Dvazhdy Geroia Sovetskogo Soiuza Marshala Sovetskogo Soiuza V.I. Chuikova , Москва г
Irina V. Iakovleva
MEI "P.A. Stolypin School №21" , Саратовская обл
«Dmitry Ivanovich Mendeleev - Creator of the Periodic System of Chemical Elements»
The author of the article addresses significant milestones in the life path of Dmitry Ivanovich Mendeleev, gives the statement of the historian of science, academician B.M. Kedrova, characterizing the personality of the creator of the Periodic system of chemical elements.