| Formula / Notation | Ru |
|---|---|
| CAS Number | 7440-18-8 |
| Molecular Weight | 101.07 |
| Melting Point | 2334.0 |
| Boiling Point | 4150.0 |
| Density | 12.37 |
| Solubility | Insoluble in water |
| Appearance | Hard, lustrous, silvery-white metal |
| Also Known As | Ru, ruthenium metal |
| Category | Elements |
What is Ruthenium?
Ruthenium is a hard, lustrous, white platinum group metal, atomic number 44. Relatively rare. Used as a hardener in platinum and palladium alloys. Important catalyst in organic chemistry (Grubbs catalyst for olefin metathesis).
Formula & Notation
IUPAC Name: Ruthenium
Other Names / Synonyms: Ru, ruthenium metal
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 2334.0 |
| Boiling Point | 4150.0 |
| Density | 12.37 |
| Molecular Weight | 101.07 |
| Solubility | Insoluble in water |
| Appearance | Hard, lustrous, silvery-white metal |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Ruthenium is a hard, lustrous, white platinum group metal, atomic number 44. Relatively rare. Used as a hardener in platinum and palladium alloys. Important catalyst in organic chemistry (Grubbs catalyst for olefin metathesis).
Platinum and palladium alloy hardener (electrical contacts, pen tips). Grubbs catalyst (olefin metathesis - Nobel Prize 2005). Ruthenium-based dye solar cells. Thick film resistors. Data storage (perpendicular recording). Anti-cancer ruthenium complexes (research).
Ruthenium metal: low acute toxicity. Ruthenium tetroxide (RuO4): highly toxic, volatile - strong oxidiser, causes severe lung and eye damage. Ruthenium compounds: variable toxicity. Handle finely divided powder carefully.
The formula or notation for Ruthenium is: Ru