Quizzes · Knowledge
Promethium (Pm) — properties, isotopes and uses: Type-in
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- 01Approximately what is the half-life of the most stable promethium isotope (Pm-145)?
- 02Is promethium found naturally in appreciable amounts in the Earth's crust?
- 03Which promethium isotope is the most stable (longest half-life)?
- 04How is promethium principally produced for commercial/research use?
- 05What is the atomic number of promethium?
- 06What is the primary radioactive decay mode of promethium isotopes?
- 07What is the chemical symbol for promethium?
- 08Name a principal modern use of promethium in devices that generate power from radioactivity.
- 09Name a historical use of promethium compounds in consumer products.
- 10Give an industrial application that uses promethium's beta radiation for measurement.