元素周期表

现行化学元素周期表的特点

Characteristic in the Periodic Table of Elements at Present

文章综述了元素周期表研究进展，讨论了元素周期表的历史发展，元素周期表的结构和设计思路，元素在周期表中的位置和化合物的性质。

This paper summarizes the progress made in the study of the Periodic Table of Elements , and discusses its historic development , structure and designing , positions of elements in the periodic table and nature of compounds .

据卡什的父母称，卡什在两岁时就能记住美国50个州的形状和地理位置，还能背出元素周期表上的所有元素。

According to her parents , Kashe memorized the 50 states by shape and location and could name all of the elements on the periodic table by the time she was 2 years old .

元素周期表中ⅢB族元素重新界定的若干问题探讨

Discussing about redefining elements of ⅲ B group in periodic table

事实上就是电离能，K，，in，fact，，is，the，ionization，energy。，而且如果你查阅图表，元素周期表上对此就有显示。

K And , in fact , if you go to the chart , to your Periodic Table indeed there it is .

晶圆片搀杂剂可以在元素周期表的III和v族元素中发现。

Dopants for silicon wafers are found in Groups III and V of the Periodic Table of the Elements .

锑（Sb）位于元素周期表第五周期第VA主族，原子序数为51，是一种天然存在的类金属元素。

Antimony ( Sb ) which belongs to the group VA in the periodic table is a naturally-occurring metalloid element .

学生：Harrison教授，你说元素周期表是可预测的，

Stu : Yes , um , Professor Harrison , you were saying that the periodic table is predictive .

学生：Harrison教授，那为什么我们元素周期表中43号元素是Tc，那是锝对吗？

Stu : Um , Professor Harrison , then , how come in my periodic table , here , element 43 is Tc , that 's Technetium , right ?

而且，由于EDTA可以和元素周期表中绝大多数金属元素络合，因此，该技术可广泛应用于复杂氧化物体系纳米材料的制备及研究。

Because EDTA can bind with most metallic elements of the periodic table , this technique becomes a versatile tool in the production and study of new nano materials of multi component complex oxides .

元素周期表的第六行有许多放射性元素，包括钷、钋8、砹和氡9a。

The sixth row of the periodic table contains several radioactive elements , including promethium , polonium , 7 astatine , and radon .

在即将到来的几个月里，如果一切顺利，德国达姆施塔特市GSI亥姆霍兹重离子研究中心的ChristophDullmann将合成一个新的碱金属，即元素周期表中第119号元素。这也恰恰彰显了其同胞Debereiner的深刻洞察力。

But it is a fitting tribute to Debereiner 's insight that , if all goes well , some time in the next few months will bring the creation of a new alkali metal , element number 119 , by his countryman Christoph Dullmann of the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt .

我在考虑做一个元素周期表

I was thinking about doing something on the periodic table .

元素周期表录像片的设计和制作

Design and produce TV program about the periodic table of elements

元素周期表有7行。

The periodic table of the elements has seven rows . 2

它们是黑色的，中间还有些元素周期表上的彩色元素。

They 're black with colored elements of the periodic table .

同系因子1/N在元素周期表中的应用

Homologous Factor 1 / N Used in Element Periodic Table

元素周期表复杂系统自组织性的初步研究

Research on self - organization of complex system on element periodic table

好的，让我再看一看我们的元素周期表。

Ok let 's loot at our periodic table again .

这就是元素周期表看上去的样子。

So , this is what it 's going to look like .

来形成在元素周期表上的所有元素。

to form all the elements of the periodic table .

矿物浮选与元素周期表（Ⅶ）

Mineral Flotating and the Table of Element Periodic (ⅶ)

手式元素周期表的构成及其应用

The Formation of the Hand Periodic Table of Chemical Elements and Its Application

元素周期表中的二次周期性

The Quadrate Cyclicity of the Periodic System of Elements

三族型元素周期表的研究

Studies on the periodic table of three group kind

1869年的今天，德米特里·门捷列夫将首个元素周期表向俄国化学学会展示。

1869-Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society .

元素周期表的修改貌似要减缓咯。

The periodic table would appear thus to have won a temporary reprieve .

他依然能够将元素周期表制作出来。

But still , he was able to put together a periodic table .

本文对现行元素周期表作了合理的改进。

In the paper , the active periodic table has been improved reasonably .

氟是元素周期表中反应活性最高、腐蚀性最强的元素。

Fluorine is the most reactive , corrosive element in the periodic table .