1 1 2.20 1 -1 Hydrogen 1.00794 H1 IA Prof Mokeur's Periodic Table 2 18 VIIIA 4.002602 He 2 2 6.941 0.98 1 Lithium Li 3 9.012182 1.57 Beryllium Be 4 IIA Symbol 2 Electronegativity Name 3 4 5 6 1.00794 1 2.20 H1 Atomic number Relative atomic mass Oxidation number 8 9 10 11 12 13...
118 Names and Symbols of the Periodic Table Quiz Periodic trends in properties The periodicity in properties of the elements arranged in order ofatomic numberis strikingly shown by the consideration of the physical state of the elementary substances and such related properties as themelting point, de...
PERIOD 1 1 IA 1.008 18 2 Group IUPAC 2 4 IIA 9.01 1 1 Group CAS IA 1.008 VIIIA 4 1 H Hydrogen 3 6.94 Atomic Number Atomic Mass Atomic Symbol 2 Li 11 Lithium 22.99 Be Beryllium 12 24.31 H Hydrogen Atomic Name Metal Alkaline Metal Alkaline Earth Metal Transition Metal Lanthanide ...
when energy is supplied to an atom while adding an electron. concluding the trends of properties in the periodic table from above, we can say that the elements at the two extremities of the periodic table are highly reactive (note: noble gases have completely filled shells; hence they are ...
化学元素周期表的英⽂全称PeriodicTableoftheElements 化学元素周期表的英⽂全称 Periodic Table of the Elements 缩写PTE拉丁⽂英⽂ 1H氢Hydrogenium Hydrogen 2He氦Helium Helium 3Li锂Lithum Lithum 4Be铍Beryllium Beryllium 5B硼Borium Boron 6C碳Carbonium Carbon 7N氮Nitrogenium Nitrogen 8O氧Oxygenium ...
Every Element on the Periodic Table contains its details like - Chemical reactions - Balancing chemical equation - Molar Mass - Element Colors - Element Details - Element Density - Element Symbol - Element Number - Element Category - Element Atomic Weight - Thermal properties - Boiling point - Me...
The Periodic Table of Elements 1 HYDROGEN H 1 7 6 4 BERYLLIUM 3 LITHIUM Li 23 Be 9 24 CARBON C 12 23 Atomic Number = Number of Protons = Number of Electrons Chemical Symbol Chemical Name Atomic Weight = Number of Protons + Number of Neutrons* 5 6 2 BORON B 11 27 CARBON C 12 28...
periodic-table-元素周期表GROUP 1 IA 1 1.00794 Periodic Table of the Elements Atomic Number Symbol 18 VIIIA 2 4.002602 H 1 2 1 0.0899 -259.14 37 Hydrogen S1/2 2.2 13.5984 -252.87 120 1 1s +1,-1 2 IIA 4 9.012182 3 Name Hydrogen *Density [Note] 0.0899 13.5984 ...
Periodic-table 1. Periodic table 短式表（以门捷列夫为代表）；长式表（维尔纳式为代表）(中国教学长期使⽤此表)；特长表（以波尔塔式为代表）；平⾯螺线表和圆形表（以达姆开夫式为代表）；⽴体周期表（以莱西的圆锥柱⽴体表为代表）...当原⼦结构的奥秘被发现时，编排依据由相对原⼦质量改为原...
ChemInform Abstract: A Periodic Table for Polycyclic Aromatic Hydrocarbons. Part 9general, theoretical studiesNo abstract is available for this article.doi:10.1002/chin.198631038J. R. DIASWILEY‐VCH Verlag GmbHChemischer Informationsdienst