Erbium (Er) Study Guides
Select a topic to start revising Erbium (Er) chemistry. All guides are structured specifically for board examinations and competitive preparation.
Erbium (Er) - Atomic Structure & Properties
Erbium Er Atomic Structure
Erbium (Er) Study Guide: Properties, Reactions & Uses
Comprehensive study guide for Erbium (Er): essential properties, electron configuration, key reactions, and applications for CBSE, JEE, and NEET exams.
Erbium Er Chemistry
Real-World Applications of Erbium (Er)
Explore Erbium's industrial uses in fiber optics, lasers, and nuclear technology, its presence in everyday items, biological role, and geological abundance.
Erbium Rare Earth Elements Chemistry
Atomic Number 68
Er
Erbium (Er)
lanthanoidTechnical Parameters
- Atomic Mass
- 167.259
- Period / Group / Block
- P6 / GLanthanides / f-block
- Standard State
- solid
- Configuration
- [Xe] 4f126s2
- Electronegativity
- 1.24