Prev. Article Next Article Table of Contents

Demo

Purple or Colorless - Which Way Up? An Entertaining Solubility Demonstration

Citing Articles

Your current credentials do not allow retrieval of the full text.

Purchase the full-text

PDF/HTML,
figures/images,
references and tables,
(where available)

Trevor M. Kitson

Institute of Fundamental Sciences (Chemistry), Massey University, Palmerston North, New Zealand

Bruce J. Heyden

Department of Chemistry, Tabor College, Hillsboro, KS 67063

J. Chem. Educ., 2003, 80 (8), p 892

DOI: 10.1021/ed080p892

Publication Date (Web): August 1, 2003

Section:

History, Education, and Documentation

Abstract

An entertaining demonstration is described that illustrates concepts of solubility and relies on the fact that solutions of potassium permanganate in water and iodine in hexane are indistinguishable to the eye.

Keywords (Audience):

High School / Introductory Chemistry

Keywords (Domain):

Demonstrations

Keywords (Feature):

Tested Demonstrations

Keywords (Pedagogy):

Humor / Puzzles / Games

Keywords (Subject):

Aqueous Solution Chemistry

View: Hi-Res PDF | PDF w/ Links

Citing Articles

Citation data is made available by participants in CrossRef's Cited-by Linking service. For a more comprehensive list of citations to this article, users are encouraged to perform a search in SciFinder.

This article has been cited by 2 ACS Journal articles (2 most recent appear below).

“Gone” into Solution: Assessing the Effect of Hands-On Activity on Students’ Comprehension of Solubility
Laura B. Bruck and Aaron D. Bruck, Amy J. Phelps
Journal of Chemical Education2010 87 (1), 107-112
- “Gone” into Solution: Assessing the Effect of Hands-On Activity on Students’ Comprehension of Solubility
  Laura B. Bruck and Aaron D. Bruck, Amy J. Phelps
  Journal of Chemical Education2010 87 (1), 107-112
  Solubility is challenging for many general chemistry students, and the interactions of aqueous species are difficult to conceptualize. Derived from the pedagogies of Johnstone, Bloom, and Piaget, our primary research questions probe whether students’ ...
  Abstract | Full Text HTML | Hi-Res PDF | PDF w/ Links
Colorful Chemical Demonstrations on the Extraction of Anionic Species from Water into Ether Mediated by Tricaprylylmethylammonium Chloride (Aliquat 336), a Liquid–Liquid Phase-Transfer Agent
Patrick Gordon , Anil Joseph Pezhathinal , Kerensa Rocke , Louis Susanto , Derek Handke and Roch Chan-Yu-King , Eugene N. Losey , Richard L. Keiter
Journal of Chemical Education2006 83 (8), 1161
- Colorful Chemical Demonstrations on the Extraction of Anionic Species from Water into Ether Mediated by Tricaprylylmethylammonium Chloride (Aliquat 336), a Liquid–Liquid Phase-Transfer Agent
  Patrick Gordon , Anil Joseph Pezhathinal , Kerensa Rocke , Louis Susanto , Derek Handke and Roch Chan-Yu-King , Eugene N. Losey , Richard L. Keiter
  Journal of Chemical Education2006 83 (8), 1161
  Liquid–liquid phase transfer catalysis (LLPTC) plays an ever-increasing role in academic research and in the large scale industrial production of chemicals. This method involves a biphasic medium composed of water and an organic solvent in which the LLPT-...
  Abstract | Hi-Res PDF | PDF w/ Links