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ChemEd X Subscribers enjoy access to a large collection of videos and the associated still images.

The ChemEd X video collection includes modernized versions of the Chemistry Comes Alive! video collection. In addition to this award-winning collection, contributors continue to create some very interesting video.

Note: We are currently updating the ChemEd X video collection. While we do, playing ChemEd X video on Internet Explorer has issues. We recommend that you use Google Chrome or Firefox until these issues are resolved. We apologize for the inconvenience and thank you for your patience.

by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23
Recent activity: 10 months 4 weeks ago
by ChemEd X
Fri, 11/29/2013 - 17:23

Precipitation reactions are used to produce iron(III) oxide (Fe2O3 called hematite) and mixed iron(II)/iron(III) oxide (Fe3O4 called magnetite). The particles in the slurry of hematite are not attracted to a magnet, but the particles in the slurry of magnetite are.

Recent activity: 10 months 4 weeks ago