In 1829, German chemist Johann Wolfgang Döbereiner got a little closer. He noticed that many of the elements that displayed similar properties could be grouped into threes and that the atomic weights of the elements were all next to each other. Over the next few decades, as more elements ...
The International Union of Pure and Applied Chemistry (IUPAC) has launched the German version of the PT-Challenge, an online quiz about the periodic table of elements. Since its introduction, more than 150,000 people from over 160 countries have participated. The PT-Challenge has already been ...
History of the periodic table of chemical elements In1669German merchant and amateur alchemist Hennig Brand attempted to created aPhilosopher’s Stone; an object that supposedly could turn metals into pure gold. He heated residues from boiled urine, and a liquid dropped out and burst into flames....
Periodic Table of Elements Comprehensive data on the chemical element Ytterbium is provided on this page; including scores of properties, element names in many languages, most known nuclides of Ytterbium. Common chemical compounds are also provided for many elements. In addition technical terms are li...
Loss feature may be observed between spin-orbit components (1,235eV) and to higher binding energy of Ge2p1/2 component (1,265eV). ‹Metalloid Elements Boron › Silicon › Germanium › Arsenic › Antimony › Tellurium › Polonium › Table of elements Metalloid Elements Non...
Nickel's Name in Other Languages Latin: Niccolum Czech: Nikl Croatian: Nikal French: Nickel German: Nickel - r Italian: Nichel Norwegian: Nikkel Portuguese: Niquel Russian:Никель Spanish: Níquel Swedish: Nickel Atomic Structure of Nickel ...
periodic table, leaving gaps for elements that were yet to be discovered.(1869年,俄罗斯化学家德米特里·门捷列夫(Dmitri Mendeleev)创建了现代元素周期表的框架,为尚未发现的元素留出了空白)”和倒数第二段“German chemist Lothar Meyer produced a version of the periodic table similar to Mendeleev’s in ...
78.1. THE PERIODIC TABLE 元素周期表 (图片可点击放大) In this section, we will explore the periodic table, which organizes chemical elements and provides valuable information about their properties and relationships. Understanding the periodic ...
Lothar Meyer (1830-1895) Chemistry Form 4 In the year 1870, Lothar Meyer, a German chemist, plotted a graph of the atomic volume against the atomic mass for all the known elements as in figure 1. (The atomic volume of an element is the volume of one mole atom of that element). He...
EniG. Periodic Table of Elements, free and safe download. EniG. Periodic Table of Elements latest version: A free Science & education program for Wind