The periodic table of the elements by WebElements

The standard form of the periodic table shown here includes periods (shown horizontally) and groups (shown vertically). The properties of elements in groups are similar in some respects to each other. There is no one single or best structure for the periodic table but by whatever consensus there is, the form used here is very useful and the most common. The periodic table is a masterpiece of organ

[winouthes]

Hydrogen sulphide, H2S, is an important impurrity in natural gas which must ... However the resulting crystals are contaminated with solvent, H2S, and SO2

[uruloki]

周期表。基本情報の他にもサブカテゴリが沢山あって良い感じ。

[TsukaK]

周期表

[jillij3]

周期表のいろんなデータ。超詳しい。

[pho]

なかなか詳しい周期表