Periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring pattern called the ‘periodic law’ in their properties, in which elements in t
元素周期表 - Periodic Table of Elements 1.1 原子与元素 - Atom and Element 1.2 周期 - Period 1.3 族 - Group 1.4 成组元素 - Collective of Elements 基础化合物的命名构词法 - Basic Compound Nomenclature 2.1 物质的分类 - Classification of Matter 2.1.1 物质,纯净物与混合物 - Matter, Pure Substanc...
The periodic table of the chemical elements is a tabular display of the known chemical elements. The elements are arranged by electron structure so that many chemical properties vary regularly across the table. Each element is listed by its atomic number and chemical symbol. The standard table ...
The Periodic Table of Elements: Element Name Origins (元素周期表每个元素名称的来源,大图请戳http://t.cn/R5Xhzsk)
periodic table of elements 美 英 un.元素周期表;无素周期表 英汉 un. 1. 元素周期表 2. 无素周期表 例句
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 ...
The PeriodicTableElements is an elegant app that is interactive and fun. Easy to use, easy to understand, simple and effective. It shows the periodic table of e…
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 1 H 氢 Hydrogenium Hydrogen 2 He 氦 Helium Helium 3 Li 锂 Lithum Lithum 4 Be 铍 Beryllium Beryllium 5 B 硼 Borium Boron 6 C 碳 Carbonium Carbon 7 N 氮 Nitrogenium Nitrogen 8 O 氧 Oxygenium Oxygen 9 F ...
When Dmitri Mendeleev drew up the periodic table, he grouped elements of similar properties. Based on the number of electrons, a scientist can determine which group to place an element into.This pattern is called a period(or row) on the periodic table. ...
The PeriodicTableElements is an elegant app that is interactive and fun. Easy to use, easy to understand, simple and effective. It shows the periodic table of e…