Oxidation / Reduction

JCE 95.06 June 2018 Issue Highlights

Mary Saecker | Wed, 06/13/2018 - 22:45

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The June 2018 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: investigating nanoscopic structures, innovative curriculum, inquiry-based investigations, using games to teach, outreach on climate change and research ethics, instrumental analysis, organic chemistry laboratory experiments, scientific data analysis, chemical education research, from the archives: food dyes.

Introduction to the Concept of Antioxidant - A Demo

Andrea Amato | Thu, 05/31/2018 - 11:42

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In this blog post, I would like to share a relatively simple demonstration you may use to introduce the concept of antioxidant along with its potential in everyday life.

JCE 95.03 March 2018 Issue Highlights

Mary Saecker | Sun, 03/04/2018 - 20:28

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Students Using and Understanding Chemistry

The March 2018 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: demonstrations of magnetism and oxidation; the peer-review process; understanding how students learn organic mechanisms; multimedia- and computer-based learning; real-life chemistry activities; using games to teach chemistry; teaching kinetics; spectroscopy; analytical determinations; organic synthesis laboratories; distilling the archives: chemistry and paint.

JCE 95.02 February 2018 Issue Highlights

Mary Saecker | Tue, 02/13/2018 - 01:34

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Curricular Alignment for Student Success

The February 2018 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: diversity within the classroom; assessment and curricular alignment; innovations in laboratory curriculum; electrochemistry; analytical chemistry labs; exploring materials science; engaging teaching approaches; historical perspectives; distilling the archives: lab-on-a-chip and microfluidic devices.

Investigations of Pyrite Nugget Beads: An Experiment for National Chemistry Week, Part 2

Tom Kuntzleman | Fri, 10/13/2017 - 17:17

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Decorative beads are tested for the presence of iron pyrite, or FeS₂, in an activity well-suited for the National Chemistry Week theme of "Chemistry Rocks!"

Reduction of Permanganate Ion by Acids in Rhubarb, Apples, and Candy

Tom Kuntzleman | Mon, 06/05/2017 - 17:00

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If rhubarb stem is placed in a solution of permanganate, the purple permanganate ion is reduced to the colorless Mn²⁺ ion. It is thought that the oxalic acid present in rhubarb causes this reduction. The investigations presented in this post provide evidence that this may not be the whole story...

JCE 94.05 May 2017 Issue Highlights

Mary Saecker | Wed, 05/10/2017 - 14:32

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Lasting Value and High Impact

The May 2017 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: project- and inquiry-based laboratories; measuring value and impact; research on core ideas and clickers; new twists on classic activities; understanding diffraction; acid-base chemistry; teaching informed by technology: flipped learning, biochemistry labs, and scientific computing for chemists; from the archives: chemistry helps feed the world.

Investigations of Chemicals in Natural Food Coloring. Part 2: Berry

Tom Kuntzleman | Mon, 02/27/2017 - 13:42

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The chemistry of the Berry dye found in McCormick's Color From Nature food colors is explored. This is part two of a three-part series in which the chemistry of McCormick's Color From Nature food colors is presented.

The Case of the Barking Dog

Doug Ragan | Tue, 01/24/2017 - 21:12

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The lab was a success as I watched startled students produce the so-called barking dog sound as they combusted the hydrogen gas in their inverted test tubes.

An Easy Copper Electroplating Demo for Your Redox Unit

Lowell Thomson | Sun, 11/20/2016 - 02:00

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My IB seniors are just wrapping up our unit on electrochemistry and redox. This has always been a challenging topic within the IB curriculum. Admittedly, electrochemistry has not ever been my strong suit either, so this year I aimed to strengthen the unit with two additional demonstrations.