L

Lawrencium

Expert Written | Fact Checked | Sources Cited | AllChemicals Editorial Team
Quick Reference
Formula / NotationLr
Molecular Weight266
CategoryElements

What is Lawrencium?

Lawrencium is the final member of the actinide series and a synthetic radioactive element named after Ernest Lawrence, inventor of the cyclotron. It was first synthesised in 1961 at Berkeley.

Formula & Notation

Lr

Properties & Characteristics

Appearance: unknown. Density: ~15.6 g/cm³ (estimated). Melting point: 1627 °C (estimated).

Uses & Applications

No practical applications. Synthesised in small quantities for nuclear research.

Safety Information

Highly radioactive. Research hazard only.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Lawrencium
Formula Lr
Molecular Weight 266
Category Elements

Frequently Asked Questions

Lawrencium is the final member of the actinide series and a synthetic radioactive element named after Ernest Lawrence, inventor of the cyclotron. It was first synthesised in 1961 at Berkeley.

More "L" Terms

View all "L" terms →
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.