Quick Answer:The Protactinium Generator provides protactinium-234, an isotope with a half-life of about 70 seconds, for observing radioactive decay. It is supplied in a sealed container with a leak-proof closure.
Last updated: 18 October 2026
Key Features
Protactinium-234 has a half-life of about 70 seconds, so its decay can be followed within a short practical.
The isotope is a product of the uranium-238 decay series.
Supplied in a sealed container with a leak-proof closure.
Technical Specifications
Specification
Value
Isotope
Protactinium-234
Half-life
About 70 seconds
Origin
Uranium-238 decay series
Container
Sealed, with leak-proof closure
How It Is Used
The generator is used for observing radioactive decay. Because the activity of protactinium-234 falls quickly, readings taken over a few minutes show the decay clearly and can be used to estimate the half-life.
Frequently Asked Questions
What is the half-life of the isotope in the Protactinium Generator?
Protactinium-234 has a half-life of about 70 seconds. It is a product of the uranium-238 decay series.