Articles

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

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still image from video of a reaction taking place between Ni ion and DMG
Detection of Nickel Cations in Coins
// Tuesday, May 7, 2019 • Andres Tretiakov
The chelation reaction of nickel ions with the organic bidentate ligand dimethylglyoxime (DMG)1 in an alkaline ammonia medium producing nickel dimethylglyoxime, Ni(DMG)2, a red cherry or raspberry colour precipitate has been known since 1905 when it was discovered by Russian chemist Lev Aleksandrovich Chugaev (see figure 1). I
Element of the Month - Nitrogen preview image
Element of the Month - Nitrogen
// Saturday, April 20, 2019 • Stephen Wright
"In honor of the International Year of the Periodic Table this series of articles details the Element of the Month project developed by Stephen W. Wright (SWW), Associate Research Fellow at Pfizer Inc., and Marsha R. Folger (MRF), chemistry teacher (now retired) at Lyme – Old Lyme High School in Connecticut.
April 2019 cover of JChemEd
Especially JCE: April 2019
// Monday, April 15, 2019 • Erica K. Jacobsen
I’m a jigsaw puzzle fan. But, I’m a bit particular about my puzzles. I like photos rather than illustrations. It needs to be large enough to take awhile, but not so big that it takes up house space for weeks.
boxes of lemon and orange peel powder
Citrus Fruit Peel Powder and its Capacity to Remove Copper From Wastewater
// Monday, April 15, 2019 • Andrea Amato
In this article, I would like to introduce a procedure which involves the removal of copper from a solution through a process known as biosorption. I covered something similar in a previous ChemEd X blog1, but in this article I will be running the experiment by using a different analytical method.
AACT logo
The Big Idea from AACT: Resources and the Power of Sharing
// Sunday, March 17, 2019 • Jenelle Ball
One of the things that I enjoy most about teaching is designing curriculum - introducing new activities and experiences for my students and myself. I am able to set up a flow of learning that I hope will lift my students to higher levels of thinking, deeper understanding, and an appreciation for the relevance of chemistry in our society.
Element of the Month - Oxygen preview image
Element of the Month - Oxygen
// Saturday, March 16, 2019 • Stephen Wright
"In honor of the International Year of the Periodic Table this series of articles details the Element of the Month project developed by Stephen W. Wright (SWW), Associate Research Fellow at Pfizer Inc., and Marsha R. Folger (MRF), chemistry teacher (now retired) at Lyme – Old Lyme High School in Connecticut.