Mendeleev-type periodicity

Игры ⚽ Поможем сделать НИР

Periodic table — This article is about the periodic table of the elements . For other uses, see The Periodic Table. The periodic table of the chemical elements (also known as the periodic table or periodic table of the elements) is a tabular display of the 118… … Wikipedia
Metalloid — 13 14 15 16 17 2 B Boron … Wikipedia
Mendeleyev, Dmitry Ivanovich — ▪ Russian scientist Introduction Mendeleyev also spelled Mendeleev born January 27 (February 8, New Style), 1834, Tobolsk, Siberia, Russian Empire died January 20 (February 2), 1907, St. Petersburg, Russia Russian chemist who developed the… … Universalium
Germanium — (pronEng|dʒɚˈmeɪniəm) is a chemical element with the symbol Ge and atomic number 32. It is a lustrous, hard, silver white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. Germanium has five naturally… … Wikipedia
periodic law — /pear ee od ik, pear /, Chem. 1. the law that the properties of the elements are periodic functions of their atomic numbers. 2. Also called Mendeleev s law. (originally) the statement that the chemical and physical properties of the elements… … Universalium
Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro … Wikipedia

Словари и энциклопедии на Академике