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Magnesium is an important metal for industry and human life. How to spell magnesium in chemistry
Magnesium compounds have been known to man for a very long time. Magnesite (in Greek Magnhsia oliqV) was a soft white mineral that is soapy to the touch (soapstone,...
Chemical properties of metals
CHEMICAL PROPERTIES OF METALS According to their chemical properties, metals are divided into: 1) Active (alkali and alkaline earth metals, Mg, Al, Zn, etc.) 2)...
Internal structure of metals and alloys crystalline structure of metals What internal structure do metals have
Introduction Metals are simple substances that under normal conditions have characteristic properties: high electrical and thermal conductivity, negative...
Chemical properties of metals using calcium as an example
History of calcium Calcium was discovered in 1808 by Humphry Davy, who obtained calcium amalgam by electrolysis of slaked lime and mercuric oxide, as a result...
Alexander III - biography, facts from life, photographs, background information
Emperor Alexander III (1845-1894) ascended the throne after the assassination of his father Alexander II by terrorists. Ruled the Russian Empire in 1881-1894....
Celebration of the day of transfer of the relics of Alexander Nevsky Events dedicated to Nevsky in libraries
Scenario of the event dedicated to the day of memory of the Holy Blessed Prince Alexander Nevsky Stepanets Klavdiya Vasilievna, teacher-organizer, Abashkina Irina...
Chemical element uranium: properties, characteristics, formula
Contents of the article URANIUM, U (uranium), a metallic chemical element of the actinide family, which includes Ac, Th, Pa, U and transuranium elements (Np, Pu,...
Leon Trotsky biography briefly
Lev Davidovich Trotsky, real name - Leib Davidovich Bronstein (among pseudonyms: Pero, Antid Oto, L. Sedov, Old Man). Born October 26 (November 7), 1879...
Terrain of Eurasia. Mainland Eurasia. Mainland Eurasia video
And also along the straits connecting Chernoye and. The name "Europa" comes from the legend that the Phoenician king Agenor had a daughter, Europa. Almighty Zeus...
Phonetic tale "The Tale of the Tongue"
TRU-LA-LA. Articulation gymnastics Once upon a time there lived a cheerful tongue, he woke up early in the morning. He opened the window. Looked left, right. (With your mouth open...