Meaning Of The Word Ruthenium
What's the definition of Ruthenium? Find Ruthenium meanings, definitions and more at the Real Dictionary online.
Ruthenium Meaning
| Ruthenium Definition |
|---|
What's The Definition Of Ruthenium?
ruthenium in American English
a rare, very hard and brittle, silver-gray chemical element, one of the platinum metals, used as a hardener in alloys of platinum and palladium and as a catalyst: symbol, Ru; at. no., 44 noun: a steel-gray, rare metallic element, belonging to the platinum group of metals; at. wt.: 101.07; at. no.: 44; sp. gr.: 12.2 at 20°C ruthenium in British English noun: a hard brittle white element of the platinum metal group. It occurs free with other platinum metals in pentlandite and other ores and is used to harden platinum and palladium. Symbol: Ru; atomic no: 44; atomic wt: 101.07; valency: 0–8; relative density: 1 |
More Definitions
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Definitions Of The Day
- In residence ‐ actually resident; appointed to work at, and usually…
- Overfast ‐ adjective: too fast
- Deathwatch beetle ‐ a beetle, Xestobium rufovillosum, whose woodboring…
- Back emission ‐ noun: the secondary emission of electrons from…
- Reinsurance ‐ noun: Reinsurance is insurance protection taken…
- Lubber line ‐ noun: a mark on a ship's compass that designates…
- Bats-wing coral-tree ‐ noun: a small tree, Erythrina verspertilio, of…
- Back-patting ‐ noun: an act or instance of offering praise or…
- Charter school ‐ an alternative school that is founded on a charter…
- Irish water spaniel ‐ any of a breed of spaniel with a liver-colored…