K12 Periodic Table

探索一个简单，易于使用的方式，元素及其关键属性。

K12 Periodic Table lets you explore the elements and their key attributes in a simple, easy-to-use way. It's a perfect reference for working through homework problems for Science courses.

Version 2 has these new, advanced features:

* Improved swipe and touch functions display element details such as name, symbol, atomic number, atomic mass, Lewis dots, and radius.

* Colors change in the table to show classification, melting point, boiling point, outermost orbital, radius, ion radius, electronegativity, and ionization energy.

* Temperatures are shown in Kelvin, Celsius, and Fahrenheit scales.

* The table includes the newly named elements Darmstadtium (110), Roentgenium (111), Copernicium (112), and Ununhexium (116).

* Both traditional and expanded views of the table are available on some tablet devices.

* The table matches the style and format of the table in K12's award-winning Chemistry: Problems and Solutions textbook.

K12 Periodic Table was created by K12 Inc. as part of its comprehensive Science curriculum. Learn more at http://www.k12.com/what-is-k12/.

For help with technical problems, e-mail mobile@k12.com.