R
Roentgenium
Rg
Elements
AllChemicals — The Online Chemical Glossary | https://allchemicals.info/chemical/roentgenium
Quick Reference
| Formula / Notation | Rg |
|---|---|
| Molecular Weight | 282 |
| Category | Elements |
What is Roentgenium?
Roentgenium is a synthetic radioactive transactinide element named after Wilhelm Röntgen. Expected to behave somewhat similarly to gold. First synthesised in 1994 at GSI Darmstadt.
Formula & Notation
Rg
Properties & Characteristics
Appearance: unknown. Density: ~28.7 g/cm³ (estimated).
Uses & Applications
No practical applications. Research only.
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
Frequently Asked Questions
Roentgenium is a synthetic radioactive transactinide element named after Wilhelm Röntgen. Expected to behave somewhat similarly to gold. First synthesised in 1994 at GSI Darmstadt.
No practical applications. Research only.
Highly radioactive. Research hazard only.
The formula or notation for Roentgenium is: Rg
More "R" Terms
R-group
R-group: variable side chain; amino acid: H₂N-CH(R)-COOH
Radiation
I = I₀·e^(−μx)
Radical
Radioactive Dating
Radioactive Decay
Rate = k × [A]^m (half-life: t½ = 0.693/k for first order)
Radioactive Tracer
Radioactivity
Radioactivity
A(Z,N) → decay products; λ = ln2/t₁/₂
Radium
Ra
Radon
Rn
Raoult's Law
P_A = x_A × P°_A
Raoult's Law
View all "R" terms →