Atomic Number 44 (Noun)
Meaning
A rare polyvalent metallic element of the platinum group; it is found associated with platinum.
Classification
Nouns denoting substances.
Examples
- Ruthenium is a rare transition metal belonging to the platinum group of the periodic table represented by the atomic number 44.
- The atomic number 44 is widely used in electrical contacts and wear-resistant parts due to its high corrosion resistance in acids.
- As an alloy of platinum, rhodium, iridium, osmium, and ruthenium, which bears the atomic number 44, is used in fountain pen nibs.
- Due to its rarity, the discovery and isolation of atomic number 44 was not achieved for many years.
- Ruthenium, denoted by the atomic number 44, is an element which has found usage in electrical switch contacts material because of its ability to control its resistance when at high voltage levels.