Classification of Matter and Idenitfication of chemical processes

Melting Ice

https://youtu.be/pjBrk21hyOs

author unknown

Reaction of magnesium with oxygen

sciencefix.com

https://www.youtube.com/watch?v=m2i9jLPXprQ

A short video that shows magnesium reacting with oxygen. A long explanation of how the reaction works follows the video.

Separation of sand and iron filings demonstration

https://youtu.be/D7dhjPtUF1g

Electrolysis of water

Electrolysis of water demonstration

A simple demonstration of the electrolysis of water using an 9 Volt battery, two thumbtacks, and test tubes. The water was dyed blue to better show the gas bubbles.

Author: Mr. Kish

Electrolysis of water (University of Oregon)

Decomposition of hydrogen peroxide

https://vimeo.com/460360485/b400dec7c0

Author: R. Leonard, M. Drecker, M., Detweiler;  Department of Chemistry and Biochemistry, University of Oregon ©2020

Dissolving sodium chloride in water (temperature measurements)

https://vimeo.com/460361972/a4a4ccb050

Author: R. Leonard, M. Drecker, M. Detweiler;  Department of Chemistry and Biochemistry, University of Oregon ©2020

Dissolving ammonium chloride in water (mass and temperature measurements)

https://vimeo.com/460361495/f0081a8e2c

Author: R. Leonard, M. Drecker, M. Detweiler;  Department of Chemistry and Biochemistry, University of Oregon ©2020

Dissolving calcium chloride in water (temperature measurements)

https://vimeo.com/460795056/6e2a0b976a

Author: R. Leonard, M. Drecker, M. Detweiler;  Department of Chemistry and Biochemistry, University of Oregon ©2020

Dissolving sucrose in water  (temperature measurements)

https://vimeo.com/460795794/65a96e21d9

Author: R. Leonard, M. Drecker, M. Detweiler;  Department of Chemistry and Biochemistry, University of Oregon ©2020

 

Curriculum Notes 

This activity is appropriate for one of the first activities for an introductory chemistry course or for the first laboratory experiment of a general chemistry course.

Lead Time 
One day of lead time is required for this project.
Safety Precautions 

since this is a video and paper and pencil activity there are no safety precautions.

© Copyright 2012 Email: Randy Sullivan, University of Oregon Chemistry Department and UO Libraries Interactive Media Group