Radioactive Decay A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines.


Download all files as a compressed .zip

Please DO NOT request edit access to the Google activity.

In order to create your own version of this activity, make a copy. (File > Make a Copy)



Title Radioactive Decay
Description Through this instructor-led activity, students determine how different decay types affect a radioactive nucleus (number of protons and neutrons, mass, charge, and isotope symbol). Balanced nuclear equations are also constructed.
Subject Chemistry
Level High School
Type Demonstration
Duration 60 minutes
Answers Included Yes
Language Engleski
Keywords alpha, beta, decay, nuclear chemistry, positron, radioactive, radioactivity
Simulation(s) Izgradite jezgru (HTML5)


Author(s) Nancy Salpepi
School / Organization PhET
Date submitted 2023.05.02
Date updated 2023.11.20