Sophia Learning
Sophia: Using Matrices to Organize Data: Lesson 1
This lesson provides some real-world examples that demonstrate how to organize data into matrices. It is 1 of 5 in the series titled "Using Matrices to Organize Data."
Sophia Learning
Sophia: Elements: Lesson 2
This lesson will explain the arrangement of elements on the periodic table, including the relationships among elements in a given column or row. It is 2 of 4 in the series titled "Elements."
Sophia Learning
Sophia: Isotopes: Lesson 4
This lesson will define an isotope and demonstrate how to determine the average atomic mass of an element. It is 4 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Isotopes: Lesson 5
This lesson will introduce isotopes, and explain how they differ from other elements. It will also show that some isotopes are unstable and emit particles and/or radiation. It is 5 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Molar Mass of an Element: Lesson 1
This lesson will define molar mass and give examples of elements with different molar masses using the periodic table. It is 1 of 2 in the series titled "Molar Mass of an Element."
Sophia Learning
Sophia: Scalar Multiplication: Lesson 1
This brief lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 1 of 10 in the series titled "Scalar Multiplication."
ClassFlow
Class Flow: Periodic Table: Metals and Nonmetals
[Free Registration/Login Required] This flipchart defines metals and nonmetals and explores the periodic table of the elements.
Chemicool
Chemicool: Yttrium
Chemicool yields loads of information on the element. Everything from price to natural abundance.
Web Elements
Web Elements Periodic Table: Yttrium
At this site from Mark Winter at WebElement, you can navigate around for charts and graphs of data on Yttrium. Probably the most comprehensive of all periodic tables on the web.
Chemicool
Chemicool: Bismuth
A nicely organized page from Chemicool with a clear presentation of all sorts of data and properties on bismuth. Easy to follow.
Chemicool
Chemicool: Actinium
A set of data tables with most of the key chemical and physical properties of actinium.
ClassFlow
Class Flow: What Is Matter?
[Free Registration/Login Required] Discover the composition of matter and the relationship between matter, atoms, and elements. Students will learn the differences between elements and compounds, and how molecules are formed. Chemical...
That Quiz
That Quiz: Practice Test: Periodic Table
A matching quiz between the name of the elements and symbol located on the Periodic Table. Students can adjust the level, question style, and type of questions that are asked. Teachers can register for a free account to create their own...
Simon Fraser University
Chem1 Virtual Textbook: Latimer Diagrams
As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to electrochemistry. This site in particular examines the Latimer diagrams, which is a means of "comparing the standard electrode...
Wikimedia
Wikipedia: Henry Moseley
This site from the Wikipedia Encyclopedia provides an overview of the life of scientist Henry Moseley. This open-source encyclopedia site discusses his contribution to science and how he found a systematic relation between wavelength and...
Royal Society of Chemistry
Chemical Society: Zirconium
This site, which is provided for by the Chemical Society, gives a short descriptive entry on zirconium.
Curated OER
Bismuth
Great information about bismuth, bismuth ores and their crystals. Outstanding photos as well.
Curated OER
[Bohr Model of Calcium]
This site provides information about the element Calcium (Ca), and includes its atomic structure, isotopes, and other facts.
Curated OER
[Bohr Model of Scandium]
This site provides general information, information on the atomic structure, facts, and other infomration on scandium.
Curated OER
[Bohr Model of Vanadium]
Chemical Elemnts provides a good deal of infromation on the transition metal vanadium on this web site.
Curated OER
[Bohr Model of Yttrium]
Detailed information on the transition metal Yttrium is provided on this site.
Curated OER
[Bohr Model of Niobium]
This site provides many facts and statistics on the transition metal Niobium.
Curated OER
[Bohr Model of Technetium]
Detailed information on the transition Metal technetium is provided on this page.