The alcohol gun

Description

A spectacular demonstration that shows the large energy changes that occur during the combustion of alcohols.

Credits

:
This is an experiment from the Practical Chemistry project, developed by the Nuffield Foundation and the Royal Society of Chemistry.
the-alcohol-gun



Apparatus Chemicals

Eye protection for the teacher and students

Safety screens

Plastic fizzy drinks bottle, 500 cm3 (Note 1)

Cork - to fit the bottle

Rubber stopper, size 17
Metal paper clips, 2 (Note 2)

Leads, with a crocodile clip on one end, 2

EHT power pack (5 kV) (Note 3) or modified piezoelectric lighter (Fig. 2) (Note 4)

Retort stand, with boss and clamp

G-clamp

Ethanol (IDA, Industrial Denatured Alcohol) (HIGHLY FLAMMABLE, HARMFUL) a few cm3

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


Read our standard health & safety guidance





Envocare, Wikipedia


A spectacular demonstration that shows the large energy changes that occur during the combustion of alcohols.

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.