Subatomic Particle Challenge
Isotope Challenge
In this activity you will need to demonstrate that you can figure out how many protons, neutrons and electrons are in different elements.

You will be presented with a series of elements and you will be asked to find out how many of one of the subatomic particles is present.

When you are ready to start the challenge, click on the Begin button. You need a score of 10 to obtain your completion certificate.
Enter Name Before Starting:
Begin
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