🔹 Basic Information

• Element Name: Europium
• Discovered By: Eugène-Anatole Demarçay
• Year of Discovery: 1901
• Category: Lanthanide (Rare Earth Metal)
• Group: f-block
• State at Room Temperature: Solid (silvery-white metal) ⚙️

Europium is one of the rare earth elements and is known for its unique glowing properties.

🔸 Chemical Properties

• Chemical Symbol: Eu
• Atomic Number: 63
• Atomic Mass: ~151.96 u
• Valency: +2, +3
• Electronic Configuration: [Xe] 4f⁷ 6s²

Europium reacts easily with air and moisture, forming compounds that are often bright and colorful.

📘 Basic Things to Know

Europium is famous for being used in red and blue phosphors, materials that glow brightly when exposed to UV light — this is why it’s important in TV and computer screens! 📺💻

🤔 Interesting Facts

• Named after Europe, where it was discovered. 🌍
• Europium’s compounds give off a bright red or blue light used in fluorescent lighting and TV screens. 🔴🔵
• It’s one of the most reactive lanthanides, especially in air.
• Europium is soft and malleable, and it can catch fire if handled improperly! 🔥
• It helps create energy-efficient lighting and displays.

🔧 Common Uses

• TV and Computer Screens: Used in red and blue phosphors to produce vivid colors. 🖥️📺
• Fluorescent Lamps: Makes lighting more efficient and colorful. 💡
• Anti-Counterfeiting: Europium’s glow is used in Euro banknotes and security inks to prevent forgery. 💶
• Nuclear Reactors: Europium can absorb neutrons, helping in control rods. ☢️
• Research & Technology: Used in lasers and special glasses.

📚 Conclusion

Europium may be rare, but it’s a bright star in modern technology, especially in screens and lighting. For students, Europium shows how even tiny amounts of an element can make colors come alive and protect money from fakes! 🎨🛡️