Articles

ChemEd X articles address topics in chemical education ranging across the entire spectrum of the chemical sciences.

Articles are contributed by the community and are open for comments. Please see our Contribution Guidelines for information about contributing to ChemEd X. To contribute an article, use our contribution form to describe the nature of the article you intend to submit. A ChemEd X editor will respond with further instructions.

by Iain Smellie
Wed, 04/17/2024 - 14:26

This short article unpacks recent research on sulfonphthalein behavior in aqueous solutions, shedding light on pH-dependent structures with the hope of equipping educators with up-to-date interpretations of very familiar experimental observations, such as color changes in acid/base titrations. 

Recent activity: 7 months 3 weeks ago
by Iain Smellie
Mon, 03/11/2024 - 14:12

This study outlines the effect on the colour of anthocyanin-containing solutions when mixed with caffeine. Given the diversity of anthocyanin structures available from other vegetables, fruits or flowers, there is great potential for series of open-ended experiments for students in classes or science clubs to investigate.

Recent activity: 8 months 4 weeks ago
by Albert Rives
Mon, 02/19/2024 - 23:17

This post describes a simple device used to demonstrate and clarify some challenging concepts in thermodynamics at the General Chemistry level.

Recent activity: 9 months 2 weeks ago
by Iain Smellie
Thu, 12/14/2023 - 13:46

This initial study outlines the effect on the colour of anthocyanin-containing solutions when mixed with caffeine. Given the diversity of anthocyanin structures available from other vegetables, fruits or flowers, there is great potential for series of open-ended experiments for students in classes or science clubs to investigate.

Recent activity: 8 months 4 weeks ago
by Chadwick Young
Sun, 09/24/2023 - 13:05

Find out more about Nicholls State University Department of Chemistry's recruiting program involving a Roadshow and Field Days and its impact on diversity in the chemistry program.

Recent activity: 10 months 4 weeks ago
by Dean Campbell
Sun, 09/24/2023 - 10:18

Description of a Detroit Area Pre-College Engineering Program (DAPCEP) course for middle-school students about the chemistry and biology of water. 

Recent activity: 1 year 2 months ago
by ChemEd X
Fri, 09/08/2023 - 13:00

Check out the schedule for upcoming ChemEd X Talks along with recordings of past events. 

Recent activity: 6 months 1 week ago
by Iain Smellie
Wed, 09/06/2023 - 08:56

Part 5 of Colourful Chemistry of Canning explores the ability of tinplated food cans to reduce aromatic azo compounds to amines. 

Comments: 2
Recent activity: 1 year 2 months ago
by Iain Smellie
Fri, 08/18/2023 - 09:45

Part 4 of Colourful Chemistry of Canning explores how to make gold in an old tin can!

Recent activity: 1 year 3 months ago
by Michael Farabaugh
Sun, 08/13/2023 - 15:56

Michael Farabaugh outlines mistakes and misconceptions that were encountered during the 2023 AP Reading and offers suggestions for improving performance on the AP Chemistry exam.

Comments: 1
Recent activity: 3 months 3 weeks ago