You searched for: “actinide
actinide, actinide series
Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 (actinium) through 103 (lawrencium).

The related chemical elements include: actinium, thorium, palladium, uranium, neptunium, plutonium, americium, curium, berkelium, californium, einsteinium, fermium, mendelevium, nobelium, and lawrencium.

This entry is located in the following unit: actino-, actin-, actini-, -actinal, actis- + (page 1)