Microscale Gas Chemistry:

How to Generate Gases in 60 mL Syringes

Legal Notice:

     This website provides instructions for the generation of gases on a microscale level along with instructions for chemical demonstrations and student laboratory experiments with the gases.  This site is designed for use by chemistry teachers at the high school and university level.  Students and other interested readers are welcome to visit the site to learn more about chemistry but are hereby advised not to perform or attempt to perform any of the instructions provided herein without proper supervision by someone qualified and competent in chemistry.  Be advised that irresponsible use of chemicals may cause injury and may be unlawful in your area.

     USA Copyright 1998, 2003, 2017.  All rights reserved.  No part of this website may be reproduced or transmitted in any form or by any means, electronic or mechanical, without written permission from the website owner, Bruce Mattson (eMail: brucemattson@creighton.edu).  For classroom use by teachers, one copy per student in the class may be made free of charge and without further permission.  For all others, one copy may be made without further permission.

     Individuals using this website and performing the experiments described herein accept full responsibility for all that results directly or indirectly from these activities.  Bruce Mattson, all co-authors and Creighton University shall be absolved of any and all responsibility for the result of activities conducted from information and instructions provided in this website.

     If you agree to these conditions, click Chapter 1 (Getting Started...) from this link:

Otherwise, please Return.

Photos to accompany Chapter 1 Getting Started (Start by downloading the chapter)

photo of equipment

Measure out the solid reagent


Fill the syringe barrel with water

          syringe with water    

Float the vial cap

float the vial cap      

Lower the cap by flotation

drain the syringe and lower the cap  

Install the plunger

insert plunger  insert plunger

Draw aqueous reagent into syringe 

    draw aqueous reagent

Install syringe cap

push cap on     

Generate the gas

shake to react      

Remove cap to stop gas collection

cap off  

Discharge reagents

discharge spent reagents    

Wash away contaminants  

          the gas

(This page last updated 24 October 2016)