Palladium (Pd)
"Meet Palladium, the ultimate environmental guardian! This noble metal fearlessly battles pollution, transforming toxic fumes into harmless gases and supercharging countless essential reactions."
A memorable persona to anchor Pd in your mind.
12.023
Grams per cm³
1554.8
Celsius (°C)
202
Radius (pm)
Daily Life Link
That exhaust cleaner in your car's engine, or the spark in your phone's circuits? That's Palladium working its magic!
Discovery & History
Year Discovered
1803
Discovered By
William Hyde Wollaston
Origin of Name
"Palladium is named after the asteroid Pallas, in turn named after the Greek goddess of wisdom, Pallas."
Technical Properties
Atomic Mass
106.42 u
Standard State
solid
Boiling Point
2963°C
Electron Configuration
[Kr] 4d10
1st Ionization Energy
8.337 eV
Electron Affinity
N/A
Oxidation States
"Gleaming like a polished mirror, it's a sleek, silvery-white metal that whispers elegance and strength."
Did You Know?
Palladium is a powerhouse in catalytic converters, scrubbing nasty pollutants like carbon monoxide and unburnt hydrocarbons from car exhaust, turning them into less harmful gases. Environmental superhero!
This metal can absorb an astonishing 900 times its own volume in hydrogen gas! It's like a super-thirsty sponge for hydrogen, making it valuable for hydrogen purification and storage.
Palladium is one of the six incredibly valuable and rare Platinum Group Metals (PGMs), alongside platinum, rhodium, ruthenium, iridium, and osmium. It often outperforms platinum as a catalyst!
Forget gold, Palladium is much rarer! It's found in just a few specific locations globally and is approximately 15 times rarer than platinum.