The periodic table/Actinoids
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Californium
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These elements are very unstable and used in nuclear power plants. Only Uranium and Thorium exist in nature
List of Actinoids:
- Actinium
- Thorium
- Protactinium
- Uranium
- Neptunium
- Plutonium
- Americium
- Curium
- Berkelium
- Californium
- Einsteinium
- Fermium
- Mendelevium
- Nobelium
- Lawrencium