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A microscale oxidation of cyclohexanol by potassium dichromate(VI)

Description

A pool of acidified potassium dichromate(VI) is placed in a Petri dish. A few drops of cyclohexanol is added and a clear reaction is observed for the formation of cyclohexanone.

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Apparatus Chemicals

Eye protection: goggles

Each group of students will need:

Petri dish, 5.5 cm size, plastic

Dropping pipettes, 2

White paper

Cyclohexanol (HARMFUL)

Potassium dichromate(VI) (OXIDISING, VERY TOXIC, DANGEROUS FOR THE ENVIRONMENT), 2 g (Note 1)

Concentrated sulfuric acid (CORROSIVE)

Refer to Health & Safety and Technical notes section below for additional information.

 





Page last updated October 2015

A pool of acidified potassium dichromate(VI) is placed in a Petri dish. A few drops of cyclohexanol is added and a clear reaction is observed for the formation of cyclohexanone.

ADDITIONAL INFORMATION

This is a resource from the Practical Chemistry project, developed by the Nuffield Foundation and the Royal Society of Chemistry. This collection of over 200 practical activities demonstrates a wide range of chemical concepts and processes. Each activity contains comprehensive information for teachers and technicians, including full technical notes and step-by-step procedures. Practical Chemistry activities accompany Practical Physics and Practical Biology .