Xplore ChemEd X

(e)Xplore ChemEd X published collections such as activities, articles, demonstrations, and assessment tools.

The Xplore area includes 'published' ChemEd X resources such as activities, articles, demonstrations, and assessment tools. The Search service is also in the Xplore area.

by Andres Tretiakov
Tue, 05/07/2019 - 22:45

It is not known why people develop allergies to nickel and there is no cure. The best course of action to prevent an allergic reaction is to avoid contact with products containing nickel. This article will explain how to make an easy and cheap nickel detection device that will limit or eliminate the risks of exposure to sources of nickel using some interesting classic chemistry. 

Comments: 4
Recent activity: 2 weeks 18 hours ago
by Stephanie O'Brien
Wed, 04/24/2019 - 15:51

My district recently provided a professional development session focused on utilizing three dimensional formative assessments in the classroom. The ideas I learned in the session as well an an activity for students to engage in formative assessment are outlined.

Recent activity: 4 months 2 weeks ago
by Scott Donnelly
Wed, 04/24/2019 - 12:55

My name is Scott Donnelly, editor for the Two Year College (TYC) component of ChemEd Xchange. This is my first of what likely will be many contributions over the coming years. Since this is my inaugural post as the TYC editor perhaps I should let you all know a bit about myself and my educational philosophy.

Recent activity: 6 months 3 weeks ago
by Stephen Wright
Sat, 04/20/2019 - 17:09

In honor of the International Year of the Periodic Table: A familiarity with the chemistry of some of the elements more commonly encountered in everyday life is a valuable learning experience for all students. Nitrogen is the third in this series of elements to be discussed as part of the Element of the Month program. #IYPT

Recent activity: 3 months 2 weeks ago
by Erica K. Jacobsen
Mon, 04/15/2019 - 17:50

Erica Jacobsen shares highlights from the April 2019 issue of the Journal of Chemical Education.

Recent activity: 3 months 2 weeks ago
by Andrea Amato
Mon, 04/15/2019 - 17:15

Biosorption is a method that can be used for the removal of pollutants from wastewater, especially those that are not easily biodegradable. This experiment uses citrus fruit peels as part of a iodometric titration to conduct a wastewater treatment binding copper.

Recent activity: 3 months 2 weeks ago
by Mary Saecker
Wed, 04/10/2019 - 13:15

The April 2019 issue of the Journal of Chemical Education is now available to subscribers. Topics featured in this issue include: Machine Learning; Revised International System of Units; Examining Chemical Information Literacy; Flipped Teaching; Chemistry and Business; Learning about Safety; Researched-Based Courses; Effective Teaching Resources; Learning through Play; Exploring Water Treatment; Green Chemistry Laboratories; Experiments with NMR Spectroscopy; Investigating Kinetics; Computer-Based Experiences; From the Archive: Chemists Celebrate Earth Week 2019—Take Note: The Chemistry of Paper.

Recent activity: 3 months 2 weeks ago
by Karen Perri
Sun, 04/07/2019 - 12:09

The author explains how she assigns roles for her students while completing laboratory work. The lab activity is designed to allow students to explore the use of indicators. It serves as an introduction to acids, bases and pH. 

Recent activity: 3 months 2 weeks ago
by Glenn Lo
Wed, 03/20/2019 - 11:36

In our freshman Chemistry laboratory course at Nicholls State University, tutorials (with embedded quizzes) are used as pre-lab assignments. The text and graphical information provide a sufficient basis to answer all the questions, but YouTube videos are embedded for students who may need additional help. The tutorials could be easily adapted for flipped instruction in high school and college lecture courses.

Recent activity: 3 months 2 weeks ago
by Jenelle Ball
Sun, 03/17/2019 - 14:57

Jenelle Ball, the immediate past chair of AACT, shares some current events and visions  related to ACCT. This is the first of what we hope will be a series of informal articles highlighting the benifits of joining AACT. 

Recent activity: 3 months 1 week ago